Home / 98,861,962.40-148,304,002.80-30,704,112.80

Finding the Fourth Proportional to 98,861,962.40, 148,304,002.80 and 30,704,112.80

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Solution

The fourth proportional to 98,861,962.40, 148,304,002.80 and 30,704,112.80 is: 46,059,603.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,861,962.40 : 148,304,002.80 = 30,704,112.80 : x
  2. Step 2: Convert to fraction form
    98,861,962.40/148,304,002.80 = 30,704,112.80/x
  3. Step 3: Cross multiply
    98,861,962.40x = 148,304,002.80 × 30,704,112.80
  4. Step 4: Simplify right side
    98,861,962.40x = 4,553,542,830,662,716
  5. Step 5: Solve for x
    x = 4,553,542,830,662,716/98,861,962.40
  6. Step 6: Final answer
    x = 46,059,603.92

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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.