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Finding the Fourth Proportional to 508,592,331, 763,002,220.50 and 185,476,203

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Solution

The fourth proportional to 508,592,331, 763,002,220.50 and 185,476,203 is: 278,255,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,592,331 : 763,002,220.50 = 185,476,203 : x
  2. Step 2: Convert to fraction form
    508,592,331/763,002,220.50 = 185,476,203/x
  3. Step 3: Cross multiply
    508,592,331x = 763,002,220.50 × 185,476,203
  4. Step 4: Simplify right side
    508,592,331x = 141,518,754,738,908,768
  5. Step 5: Solve for x
    x = 141,518,754,738,908,768/508,592,331
  6. Step 6: Final answer
    x = 278,255,777.98

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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.