Home / 498,007,356.40-747,011,034.60-152,960,429.80

Finding the Fourth Proportional to 498,007,356.40, 747,011,034.60 and 152,960,429.80

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Solution

The fourth proportional to 498,007,356.40, 747,011,034.60 and 152,960,429.80 is: 229,440,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,007,356.40 : 747,011,034.60 = 152,960,429.80 : x
  2. Step 2: Convert to fraction form
    498,007,356.40/747,011,034.60 = 152,960,429.80/x
  3. Step 3: Cross multiply
    498,007,356.40x = 747,011,034.60 × 152,960,429.80
  4. Step 4: Simplify right side
    498,007,356.40x = 114,263,128,917,758,688
  5. Step 5: Solve for x
    x = 114,263,128,917,758,688/498,007,356.40
  6. Step 6: Final answer
    x = 229,440,644.70

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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.