Home / 384,744,495.68-577,125,145.44-231,518,726.72

Finding the Fourth Proportional to 384,744,495.68, 577,125,145.44 and 231,518,726.72

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Solution

The fourth proportional to 384,744,495.68, 577,125,145.44 and 231,518,726.72 is: 347,283,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,744,495.68 : 577,125,145.44 = 231,518,726.72 : x
  2. Step 2: Convert to fraction form
    384,744,495.68/577,125,145.44 = 231,518,726.72/x
  3. Step 3: Cross multiply
    384,744,495.68x = 577,125,145.44 × 231,518,726.72
  4. Step 4: Simplify right side
    384,744,495.68x = 133,615,278,830,363,632
  5. Step 5: Solve for x
    x = 133,615,278,830,363,632/384,744,495.68
  6. Step 6: Final answer
    x = 347,283,145.91

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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.