Home / 125,693,799.40-173,437,169.70-70,686,375.40

Finding the Fourth Proportional to 125,693,799.40, 173,437,169.70 and 70,686,375.40

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Solution

The fourth proportional to 125,693,799.40, 173,437,169.70 and 70,686,375.40 is: 97,535,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,693,799.40 : 173,437,169.70 = 70,686,375.40 : x
  2. Step 2: Convert to fraction form
    125,693,799.40/173,437,169.70 = 70,686,375.40/x
  3. Step 3: Cross multiply
    125,693,799.40x = 173,437,169.70 × 70,686,375.40
  4. Step 4: Simplify right side
    125,693,799.40x = 12,259,644,885,727,706
  5. Step 5: Solve for x
    x = 12,259,644,885,727,706/125,693,799.40
  6. Step 6: Final answer
    x = 97,535,796.87

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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.