Home / 512,774,444.16-707,370,728.76-336,537,979.74

Finding the Fourth Proportional to 512,774,444.16, 707,370,728.76 and 336,537,979.74

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Solution

The fourth proportional to 512,774,444.16, 707,370,728.76 and 336,537,979.74 is: 464,253,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,774,444.16 : 707,370,728.76 = 336,537,979.74 : x
  2. Step 2: Convert to fraction form
    512,774,444.16/707,370,728.76 = 336,537,979.74/x
  3. Step 3: Cross multiply
    512,774,444.16x = 707,370,728.76 × 336,537,979.74
  4. Step 4: Simplify right side
    512,774,444.16x = 238,057,115,984,101,920
  5. Step 5: Solve for x
    x = 238,057,115,984,101,920/512,774,444.16
  6. Step 6: Final answer
    x = 464,253,081.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.