Home / 129,195,444.56-193,715,110.32-51,484,303.76

Finding the Fourth Proportional to 129,195,444.56, 193,715,110.32 and 51,484,303.76

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Solution

The fourth proportional to 129,195,444.56, 193,715,110.32 and 51,484,303.76 is: 77,195,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,195,444.56 : 193,715,110.32 = 51,484,303.76 : x
  2. Step 2: Convert to fraction form
    129,195,444.56/193,715,110.32 = 51,484,303.76/x
  3. Step 3: Cross multiply
    129,195,444.56x = 193,715,110.32 × 51,484,303.76
  4. Step 4: Simplify right side
    129,195,444.56x = 9,973,287,582,616,790
  5. Step 5: Solve for x
    x = 9,973,287,582,616,790/129,195,444.56
  6. Step 6: Final answer
    x = 77,195,350.17

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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.