Home / 105,317,953.30-157,669,000.35-75,084,865.30

Finding the Fourth Proportional to 105,317,953.30, 157,669,000.35 and 75,084,865.30

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Solution

The fourth proportional to 105,317,953.30, 157,669,000.35 and 75,084,865.30 is: 112,407,764.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,317,953.30 : 157,669,000.35 = 75,084,865.30 : x
  2. Step 2: Convert to fraction form
    105,317,953.30/157,669,000.35 = 75,084,865.30/x
  3. Step 3: Cross multiply
    105,317,953.30x = 157,669,000.35 × 75,084,865.30
  4. Step 4: Simplify right side
    105,317,953.30x = 11,838,555,653,265,402
  5. Step 5: Solve for x
    x = 11,838,555,653,265,402/105,317,953.30
  6. Step 6: Final answer
    x = 112,407,764.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.