Home / 125,867,373.12-173,699,945.28-70,116,544.80

Finding the Fourth Proportional to 125,867,373.12, 173,699,945.28 and 70,116,544.80

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Solution

The fourth proportional to 125,867,373.12, 173,699,945.28 and 70,116,544.80 is: 96,762,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,867,373.12 : 173,699,945.28 = 70,116,544.80 : x
  2. Step 2: Convert to fraction form
    125,867,373.12/173,699,945.28 = 70,116,544.80/x
  3. Step 3: Cross multiply
    125,867,373.12x = 173,699,945.28 × 70,116,544.80
  4. Step 4: Simplify right side
    125,867,373.12x = 12,179,239,994,982,668
  5. Step 5: Solve for x
    x = 12,179,239,994,982,668/125,867,373.12
  6. Step 6: Final answer
    x = 96,762,486.52

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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.