Home / 314,928,721.10-472,393,081.65-265,044,125.90

Finding the Fourth Proportional to 314,928,721.10, 472,393,081.65 and 265,044,125.90

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Solution

The fourth proportional to 314,928,721.10, 472,393,081.65 and 265,044,125.90 is: 397,566,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,721.10 : 472,393,081.65 = 265,044,125.90 : x
  2. Step 2: Convert to fraction form
    314,928,721.10/472,393,081.65 = 265,044,125.90/x
  3. Step 3: Cross multiply
    314,928,721.10x = 472,393,081.65 × 265,044,125.90
  4. Step 4: Simplify right side
    314,928,721.10x = 125,205,011,407,131,584
  5. Step 5: Solve for x
    x = 125,205,011,407,131,584/314,928,721.10
  6. Step 6: Final answer
    x = 397,566,188.85

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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.