Home / 501,853,330.20-752,487,702.75-194,786,720.40

Finding the Fourth Proportional to 501,853,330.20, 752,487,702.75 and 194,786,720.40

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Solution

The fourth proportional to 501,853,330.20, 752,487,702.75 and 194,786,720.40 is: 292,066,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,853,330.20 : 752,487,702.75 = 194,786,720.40 : x
  2. Step 2: Convert to fraction form
    501,853,330.20/752,487,702.75 = 194,786,720.40/x
  3. Step 3: Cross multiply
    501,853,330.20x = 752,487,702.75 × 194,786,720.40
  4. Step 4: Simplify right side
    501,853,330.20x = 146,574,611,760,002,560
  5. Step 5: Solve for x
    x = 146,574,611,760,002,560/501,853,330.20
  6. Step 6: Final answer
    x = 292,066,631.70

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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.