Home / 108,439,053.48-149,641,696.80-58,878,292.86

Finding the Fourth Proportional to 108,439,053.48, 149,641,696.80 and 58,878,292.86

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Solution

The fourth proportional to 108,439,053.48, 149,641,696.80 and 58,878,292.86 is: 81,249,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,439,053.48 : 149,641,696.80 = 58,878,292.86 : x
  2. Step 2: Convert to fraction form
    108,439,053.48/149,641,696.80 = 58,878,292.86/x
  3. Step 3: Cross multiply
    108,439,053.48x = 149,641,696.80 × 58,878,292.86
  4. Step 4: Simplify right side
    108,439,053.48x = 8,810,647,648,257,725
  5. Step 5: Solve for x
    x = 8,810,647,648,257,725/108,439,053.48
  6. Step 6: Final answer
    x = 81,249,765.33

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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.