Home / 88,124,966.40-132,187,449.60-69,985,113.60

Finding the Fourth Proportional to 88,124,966.40, 132,187,449.60 and 69,985,113.60

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Solution

The fourth proportional to 88,124,966.40, 132,187,449.60 and 69,985,113.60 is: 104,977,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,124,966.40 : 132,187,449.60 = 69,985,113.60 : x
  2. Step 2: Convert to fraction form
    88,124,966.40/132,187,449.60 = 69,985,113.60/x
  3. Step 3: Cross multiply
    88,124,966.40x = 132,187,449.60 × 69,985,113.60
  4. Step 4: Simplify right side
    88,124,966.40x = 9,251,153,676,750,274
  5. Step 5: Solve for x
    x = 9,251,153,676,750,274/88,124,966.40
  6. Step 6: Final answer
    x = 104,977,670.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.