Home / 98,498,534.10-147,747,801.15-30,362,111.70

Finding the Fourth Proportional to 98,498,534.10, 147,747,801.15 and 30,362,111.70

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Solution

The fourth proportional to 98,498,534.10, 147,747,801.15 and 30,362,111.70 is: 45,543,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,498,534.10 : 147,747,801.15 = 30,362,111.70 : x
  2. Step 2: Convert to fraction form
    98,498,534.10/147,747,801.15 = 30,362,111.70/x
  3. Step 3: Cross multiply
    98,498,534.10x = 147,747,801.15 × 30,362,111.70
  4. Step 4: Simplify right side
    98,498,534.10x = 4,485,935,241,945,688.50
  5. Step 5: Solve for x
    x = 4,485,935,241,945,688.50/98,498,534.10
  6. Step 6: Final answer
    x = 45,543,167.55

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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.