Home / 1,022,159,031.35-1,410,576,675.20-570,037,489.71

Finding the Fourth Proportional to 1,022,159,031.35, 1,410,576,675.20 and 570,037,489.71

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Solution

The fourth proportional to 1,022,159,031.35, 1,410,576,675.20 and 570,037,489.71 is: 786,650,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,159,031.35 : 1,410,576,675.20 = 570,037,489.71 : x
  2. Step 2: Convert to fraction form
    1,022,159,031.35/1,410,576,675.20 = 570,037,489.71/x
  3. Step 3: Cross multiply
    1,022,159,031.35x = 1,410,576,675.20 × 570,037,489.71
  4. Step 4: Simplify right side
    1,022,159,031.35x = 804,081,586,971,635,840
  5. Step 5: Solve for x
    x = 804,081,586,971,635,840/1,022,159,031.35
  6. Step 6: Final answer
    x = 786,650,180.95

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Half scale
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Double scale
Find fourth proportional to 1,022,159,032.35, 1,410,576,676.58 and 570,037,490.71
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.