Home / 1,107,434,866.40-1,661,152,299.60-927,380,031.20

Finding the Fourth Proportional to 1,107,434,866.40, 1,661,152,299.60 and 927,380,031.20

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Solution

The fourth proportional to 1,107,434,866.40, 1,661,152,299.60 and 927,380,031.20 is: 1,391,070,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,434,866.40 : 1,661,152,299.60 = 927,380,031.20 : x
  2. Step 2: Convert to fraction form
    1,107,434,866.40/1,661,152,299.60 = 927,380,031.20/x
  3. Step 3: Cross multiply
    1,107,434,866.40x = 1,661,152,299.60 × 927,380,031.20
  4. Step 4: Simplify right side
    1,107,434,866.40x = 1,540,519,471,430,999,808
  5. Step 5: Solve for x
    x = 1,540,519,471,430,999,808/1,107,434,866.40
  6. Step 6: Final answer
    x = 1,391,070,046.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.