Home / 108,439,064.03-149,641,711.20-58,878,303.39

Finding the Fourth Proportional to 108,439,064.03, 149,641,711.20 and 58,878,303.39

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Solution

The fourth proportional to 108,439,064.03, 149,641,711.20 and 58,878,303.39 is: 81,249,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,439,064.03 : 149,641,711.20 = 58,878,303.39 : x
  2. Step 2: Convert to fraction form
    108,439,064.03/149,641,711.20 = 58,878,303.39/x
  3. Step 3: Cross multiply
    108,439,064.03x = 149,641,711.20 × 58,878,303.39
  4. Step 4: Simplify right side
    108,439,064.03x = 8,810,650,071,832,360
  5. Step 5: Solve for x
    x = 8,810,650,071,832,360/108,439,064.03
  6. Step 6: Final answer
    x = 81,249,779.78

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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.