Home / 142,297,746.76-213,459,223.74-40,062,670.12

Finding the Fourth Proportional to 142,297,746.76, 213,459,223.74 and 40,062,670.12

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Solution

The fourth proportional to 142,297,746.76, 213,459,223.74 and 40,062,670.12 is: 60,097,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,297,746.76 : 213,459,223.74 = 40,062,670.12 : x
  2. Step 2: Convert to fraction form
    142,297,746.76/213,459,223.74 = 40,062,670.12/x
  3. Step 3: Cross multiply
    142,297,746.76x = 213,459,223.74 × 40,062,670.12
  4. Step 4: Simplify right side
    142,297,746.76x = 8,551,746,464,766,892
  5. Step 5: Solve for x
    x = 8,551,746,464,766,892/142,297,746.76
  6. Step 6: Final answer
    x = 60,097,553.61

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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.