Home / 607,766,835.66-838,653,663.28-336,144,145.13

Finding the Fourth Proportional to 607,766,835.66, 838,653,663.28 and 336,144,145.13

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Solution

The fourth proportional to 607,766,835.66, 838,653,663.28 and 336,144,145.13 is: 463,843,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,766,835.66 : 838,653,663.28 = 336,144,145.13 : x
  2. Step 2: Convert to fraction form
    607,766,835.66/838,653,663.28 = 336,144,145.13/x
  3. Step 3: Cross multiply
    607,766,835.66x = 838,653,663.28 × 336,144,145.13
  4. Step 4: Simplify right side
    607,766,835.66x = 281,908,518,703,398,464
  5. Step 5: Solve for x
    x = 281,908,518,703,398,464/607,766,835.66
  6. Step 6: Final answer
    x = 463,843,207.89

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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.