Home / 160,464,045.85-221,441,267.15-87,125,187.85

Finding the Fourth Proportional to 160,464,045.85, 221,441,267.15 and 87,125,187.85

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Solution

The fourth proportional to 160,464,045.85, 221,441,267.15 and 87,125,187.85 is: 120,233,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,464,045.85 : 221,441,267.15 = 87,125,187.85 : x
  2. Step 2: Convert to fraction form
    160,464,045.85/221,441,267.15 = 87,125,187.85/x
  3. Step 3: Cross multiply
    160,464,045.85x = 221,441,267.15 × 87,125,187.85
  4. Step 4: Simplify right side
    160,464,045.85x = 19,293,111,997,750,156
  5. Step 5: Solve for x
    x = 19,293,111,997,750,156/160,464,045.85
  6. Step 6: Final answer
    x = 120,233,239.14

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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.