Home / 99,837,237.60-149,755,856.40-83,041,077.60

Finding the Fourth Proportional to 99,837,237.60, 149,755,856.40 and 83,041,077.60

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Solution

The fourth proportional to 99,837,237.60, 149,755,856.40 and 83,041,077.60 is: 124,561,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,837,237.60 : 149,755,856.40 = 83,041,077.60 : x
  2. Step 2: Convert to fraction form
    99,837,237.60/149,755,856.40 = 83,041,077.60/x
  3. Step 3: Cross multiply
    99,837,237.60x = 149,755,856.40 × 83,041,077.60
  4. Step 4: Simplify right side
    99,837,237.60x = 12,435,887,692,366,856
  5. Step 5: Solve for x
    x = 12,435,887,692,366,856/99,837,237.60
  6. Step 6: Final answer
    x = 124,561,616.40

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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.