Home / 126,051,206.88-174,094,154.40-84,726,354.72

Finding the Fourth Proportional to 126,051,206.88, 174,094,154.40 and 84,726,354.72

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Solution

The fourth proportional to 126,051,206.88, 174,094,154.40 and 84,726,354.72 is: 117,018,816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,051,206.88 : 174,094,154.40 = 84,726,354.72 : x
  2. Step 2: Convert to fraction form
    126,051,206.88/174,094,154.40 = 84,726,354.72/x
  3. Step 3: Cross multiply
    126,051,206.88x = 174,094,154.40 × 84,726,354.72
  4. Step 4: Simplify right side
    126,051,206.88x = 14,750,363,080,372,850
  5. Step 5: Solve for x
    x = 14,750,363,080,372,850/126,051,206.88
  6. Step 6: Final answer
    x = 117,018,816.76

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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.