Home / 108,549,070.16-149,799,177.42-58,990,427.60

Finding the Fourth Proportional to 108,549,070.16, 149,799,177.42 and 58,990,427.60

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Solution

The fourth proportional to 108,549,070.16, 149,799,177.42 and 58,990,427.60 is: 81,407,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,549,070.16 : 149,799,177.42 = 58,990,427.60 : x
  2. Step 2: Convert to fraction form
    108,549,070.16/149,799,177.42 = 58,990,427.60/x
  3. Step 3: Cross multiply
    108,549,070.16x = 149,799,177.42 × 58,990,427.60
  4. Step 4: Simplify right side
    108,549,070.16x = 8,836,717,530,134,064
  5. Step 5: Solve for x
    x = 8,836,717,530,134,064/108,549,070.16
  6. Step 6: Final answer
    x = 81,407,583.84

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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.