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Finding the Fourth Proportional to 545,582,886.70, 818,891,717.15 and 337,692,446.86

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Solution

The fourth proportional to 545,582,886.70, 818,891,717.15 and 337,692,446.86 is: 506,858,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,582,886.70 : 818,891,717.15 = 337,692,446.86 : x
  2. Step 2: Convert to fraction form
    545,582,886.70/818,891,717.15 = 337,692,446.86/x
  3. Step 3: Cross multiply
    545,582,886.70x = 818,891,717.15 × 337,692,446.86
  4. Step 4: Simplify right side
    545,582,886.70x = 276,533,547,677,770,528
  5. Step 5: Solve for x
    x = 276,533,547,677,770,528/545,582,886.70
  6. Step 6: Final answer
    x = 506,858,910.75

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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.