Home / 49,870,200,850.90-74,924,639,937.57-31,977,634,950.16

Finding the Fourth Proportional to 49,870,200,850.90, 74,924,639,937.57 and 31,977,634,950.16

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Solution

The fourth proportional to 49,870,200,850.90, 74,924,639,937.57 and 31,977,634,950.16 is: 48,042,974,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870,200,850.90 : 74,924,639,937.57 = 31,977,634,950.16 : x
  2. Step 2: Convert to fraction form
    49,870,200,850.90/74,924,639,937.57 = 31,977,634,950.16/x
  3. Step 3: Cross multiply
    49,870,200,850.90x = 74,924,639,937.57 × 31,977,634,950.16
  4. Step 4: Simplify right side
    49,870,200,850.90x = 2,395,912,784,695,792,238,592
  5. Step 5: Solve for x
    x = 2,395,912,784,695,792,238,592/49,870,200,850.90
  6. Step 6: Final answer
    x = 48,042,974,437.96

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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.