Home / 125,887,824.85-173,730,559.79-70,133,213.69

Finding the Fourth Proportional to 125,887,824.85, 173,730,559.79 and 70,133,213.69

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Solution

The fourth proportional to 125,887,824.85, 173,730,559.79 and 70,133,213.69 is: 96,786,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,887,824.85 : 173,730,559.79 = 70,133,213.69 : x
  2. Step 2: Convert to fraction form
    125,887,824.85/173,730,559.79 = 70,133,213.69/x
  3. Step 3: Cross multiply
    125,887,824.85x = 173,730,559.79 × 70,133,213.69
  4. Step 4: Simplify right side
    125,887,824.85x = 12,184,282,473,884,724
  5. Step 5: Solve for x
    x = 12,184,282,473,884,724/125,887,824.85
  6. Step 6: Final answer
    x = 96,786,821.83

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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.