Home / 108,439,059.48-149,641,705.08-58,878,298.86

Finding the Fourth Proportional to 108,439,059.48, 149,641,705.08 and 58,878,298.86

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Solution

The fourth proportional to 108,439,059.48, 149,641,705.08 and 58,878,298.86 is: 81,249,773.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,439,059.48 : 149,641,705.08 = 58,878,298.86 : x
  2. Step 2: Convert to fraction form
    108,439,059.48/149,641,705.08 = 58,878,298.86/x
  3. Step 3: Cross multiply
    108,439,059.48x = 149,641,705.08 × 58,878,298.86
  4. Step 4: Simplify right side
    108,439,059.48x = 8,810,649,033,620,221
  5. Step 5: Solve for x
    x = 8,810,649,033,620,221/108,439,059.48
  6. Step 6: Final answer
    x = 81,249,773.61

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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.