Home / 120,685,124.60-181,027,686.90-29,808,713.60

Finding the Fourth Proportional to 120,685,124.60, 181,027,686.90 and 29,808,713.60

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Solution

The fourth proportional to 120,685,124.60, 181,027,686.90 and 29,808,713.60 is: 44,713,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,685,124.60 : 181,027,686.90 = 29,808,713.60 : x
  2. Step 2: Convert to fraction form
    120,685,124.60/181,027,686.90 = 29,808,713.60/x
  3. Step 3: Cross multiply
    120,685,124.60x = 181,027,686.90 × 29,808,713.60
  4. Step 4: Simplify right side
    120,685,124.60x = 5,396,202,472,472,572
  5. Step 5: Solve for x
    x = 5,396,202,472,472,572/120,685,124.60
  6. Step 6: Final answer
    x = 44,713,070.40

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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.