Home / 30,684,663,339.90-42,037,289,700.25-29,537,413,059.24

Finding the Fourth Proportional to 30,684,663,339.90, 42,037,289,700.25 and 29,537,413,059.24

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Solution

The fourth proportional to 30,684,663,339.90, 42,037,289,700.25 and 29,537,413,059.24 is: 40,465,582,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,684,663,339.90 : 42,037,289,700.25 = 29,537,413,059.24 : x
  2. Step 2: Convert to fraction form
    30,684,663,339.90/42,037,289,700.25 = 29,537,413,059.24/x
  3. Step 3: Cross multiply
    30,684,663,339.90x = 42,037,289,700.25 × 29,537,413,059.24
  4. Step 4: Simplify right side
    30,684,663,339.90x = 1,241,672,789,767,219,576,832
  5. Step 5: Solve for x
    x = 1,241,672,789,767,219,576,832/30,684,663,339.90
  6. Step 6: Final answer
    x = 40,465,582,953.05

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Double scale
Find fourth proportional to 30,684,663,340.90, 42,037,289,701.62 and 29,537,413,060.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.