Home / 437,026,009.30-655,539,013.95-299,276,502.10

Finding the Fourth Proportional to 437,026,009.30, 655,539,013.95 and 299,276,502.10

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Solution

The fourth proportional to 437,026,009.30, 655,539,013.95 and 299,276,502.10 is: 448,914,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,026,009.30 : 655,539,013.95 = 299,276,502.10 : x
  2. Step 2: Convert to fraction form
    437,026,009.30/655,539,013.95 = 299,276,502.10/x
  3. Step 3: Cross multiply
    437,026,009.30x = 655,539,013.95 × 299,276,502.10
  4. Step 4: Simplify right side
    437,026,009.30x = 196,187,423,085,039,136
  5. Step 5: Solve for x
    x = 196,187,423,085,039,136/437,026,009.30
  6. Step 6: Final answer
    x = 448,914,753.15

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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.