Home / 98,300,918.60-147,545,856.30-49,833,499.40

Finding the Fourth Proportional to 98,300,918.60, 147,545,856.30 and 49,833,499.40

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Solution

The fourth proportional to 98,300,918.60, 147,545,856.30 and 49,833,499.40 is: 74,798,144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,300,918.60 : 147,545,856.30 = 49,833,499.40 : x
  2. Step 2: Convert to fraction form
    98,300,918.60/147,545,856.30 = 49,833,499.40/x
  3. Step 3: Cross multiply
    98,300,918.60x = 147,545,856.30 × 49,833,499.40
  4. Step 4: Simplify right side
    98,300,918.60x = 7,352,726,341,398,537
  5. Step 5: Solve for x
    x = 7,352,726,341,398,537/98,300,918.60
  6. Step 6: Final answer
    x = 74,798,144.78

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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.