Home / 68,358,836,779.20-102,456,625,831.20-28,564,534,699.20

Finding the Fourth Proportional to 68,358,836,779.20, 102,456,625,831.20 and 28,564,534,699.20

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Solution

The fourth proportional to 68,358,836,779.20, 102,456,625,831.20 and 28,564,534,699.20 is: 42,812,692,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,358,836,779.20 : 102,456,625,831.20 = 28,564,534,699.20 : x
  2. Step 2: Convert to fraction form
    68,358,836,779.20/102,456,625,831.20 = 28,564,534,699.20/x
  3. Step 3: Cross multiply
    68,358,836,779.20x = 102,456,625,831.20 × 28,564,534,699.20
  4. Step 4: Simplify right side
    68,358,836,779.20x = 2,926,625,843,718,263,406,592
  5. Step 5: Solve for x
    x = 2,926,625,843,718,263,406,592/68,358,836,779.20
  6. Step 6: Final answer
    x = 42,812,692,281.05

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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.