Home / 154,426,726.53-231,639,903.89-39,411,281.16

Finding the Fourth Proportional to 154,426,726.53, 231,639,903.89 and 39,411,281.16

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Solution

The fourth proportional to 154,426,726.53, 231,639,903.89 and 39,411,281.16 is: 59,116,874.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,426,726.53 : 231,639,903.89 = 39,411,281.16 : x
  2. Step 2: Convert to fraction form
    154,426,726.53/231,639,903.89 = 39,411,281.16/x
  3. Step 3: Cross multiply
    154,426,726.53x = 231,639,903.89 × 39,411,281.16
  4. Step 4: Simplify right side
    154,426,726.53x = 9,129,225,379,024,498
  5. Step 5: Solve for x
    x = 9,129,225,379,024,498/154,426,726.53
  6. Step 6: Final answer
    x = 59,116,874.29

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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.