Home / 282,730,143,987.84-424,092,421,200.02-129,531,578,874.30

Finding the Fourth Proportional to 282,730,143,987.84, 424,092,421,200.02 and 129,531,578,874.30

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Solution

The fourth proportional to 282,730,143,987.84, 424,092,421,200.02 and 129,531,578,874.30 is: 194,296,087,894.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,730,143,987.84 : 424,092,421,200.02 = 129,531,578,874.30 : x
  2. Step 2: Convert to fraction form
    282,730,143,987.84/424,092,421,200.02 = 129,531,578,874.30/x
  3. Step 3: Cross multiply
    282,730,143,987.84x = 424,092,421,200.02 × 129,531,578,874.30
  4. Step 4: Simplify right side
    282,730,143,987.84x = 54,933,360,906,663,253,508,096
  5. Step 5: Solve for x
    x = 54,933,360,906,663,253,508,096/282,730,143,987.84
  6. Step 6: Final answer
    x = 194,296,087,894.42

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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.