Home / 99,780,001.44-149,670,349.35-30,692,336.10

Finding the Fourth Proportional to 99,780,001.44, 149,670,349.35 and 30,692,336.10

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Solution

The fourth proportional to 99,780,001.44, 149,670,349.35 and 30,692,336.10 is: 46,038,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,780,001.44 : 149,670,349.35 = 30,692,336.10 : x
  2. Step 2: Convert to fraction form
    99,780,001.44/149,670,349.35 = 30,692,336.10/x
  3. Step 3: Cross multiply
    99,780,001.44x = 149,670,349.35 × 30,692,336.10
  4. Step 4: Simplify right side
    99,780,001.44x = 4,593,732,666,454,617
  5. Step 5: Solve for x
    x = 4,593,732,666,454,617/99,780,001.44
  6. Step 6: Final answer
    x = 46,038,610.95

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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.