Home / 108,549,077.16-149,799,187.08-58,990,434.60

Finding the Fourth Proportional to 108,549,077.16, 149,799,187.08 and 58,990,434.60

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Solution

The fourth proportional to 108,549,077.16, 149,799,187.08 and 58,990,434.60 is: 81,407,593.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,549,077.16 : 149,799,187.08 = 58,990,434.60 : x
  2. Step 2: Convert to fraction form
    108,549,077.16/149,799,187.08 = 58,990,434.60/x
  3. Step 3: Cross multiply
    108,549,077.16x = 149,799,187.08 × 58,990,434.60
  4. Step 4: Simplify right side
    108,549,077.16x = 8,836,719,148,575,906
  5. Step 5: Solve for x
    x = 8,836,719,148,575,906/108,549,077.16
  6. Step 6: Final answer
    x = 81,407,593.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.