Home / 625,609,830.90-938,131,311.15-237,303,606.90

Finding the Fourth Proportional to 625,609,830.90, 938,131,311.15 and 237,303,606.90

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Solution

The fourth proportional to 625,609,830.90, 938,131,311.15 and 237,303,606.90 is: 355,847,898.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,609,830.90 : 938,131,311.15 = 237,303,606.90 : x
  2. Step 2: Convert to fraction form
    625,609,830.90/938,131,311.15 = 237,303,606.90/x
  3. Step 3: Cross multiply
    625,609,830.90x = 938,131,311.15 × 237,303,606.90
  4. Step 4: Simplify right side
    625,609,830.90x = 222,621,943,881,721,184
  5. Step 5: Solve for x
    x = 222,621,943,881,721,184/625,609,830.90
  6. Step 6: Final answer
    x = 355,847,898.94

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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.