Home / 588,821,446.46-812,573,724.06-320,897,342.40

Finding the Fourth Proportional to 588,821,446.46, 812,573,724.06 and 320,897,342.40

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Solution

The fourth proportional to 588,821,446.46, 812,573,724.06 and 320,897,342.40 is: 442,838,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,821,446.46 : 812,573,724.06 = 320,897,342.40 : x
  2. Step 2: Convert to fraction form
    588,821,446.46/812,573,724.06 = 320,897,342.40/x
  3. Step 3: Cross multiply
    588,821,446.46x = 812,573,724.06 × 320,897,342.40
  4. Step 4: Simplify right side
    588,821,446.46x = 260,752,748,554,924,896
  5. Step 5: Solve for x
    x = 260,752,748,554,924,896/588,821,446.46
  6. Step 6: Final answer
    x = 442,838,402.24

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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.