Home / 147,153,294.10-220,722,603.61-55,030,259.40

Finding the Fourth Proportional to 147,153,294.10, 220,722,603.61 and 55,030,259.40

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Solution

The fourth proportional to 147,153,294.10, 220,722,603.61 and 55,030,259.40 is: 82,542,645.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,153,294.10 : 220,722,603.61 = 55,030,259.40 : x
  2. Step 2: Convert to fraction form
    147,153,294.10/220,722,603.61 = 55,030,259.40/x
  3. Step 3: Cross multiply
    147,153,294.10x = 220,722,603.61 × 55,030,259.40
  4. Step 4: Simplify right side
    147,153,294.10x = 12,146,422,132,101,676
  5. Step 5: Solve for x
    x = 12,146,422,132,101,676/147,153,294.10
  6. Step 6: Final answer
    x = 82,542,645.11

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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.