Home / 157,578,500.96-236,376,372.05-65,471,551.82

Finding the Fourth Proportional to 157,578,500.96, 236,376,372.05 and 65,471,551.82

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Solution

The fourth proportional to 157,578,500.96, 236,376,372.05 and 65,471,551.82 is: 98,210,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,578,500.96 : 236,376,372.05 = 65,471,551.82 : x
  2. Step 2: Convert to fraction form
    157,578,500.96/236,376,372.05 = 65,471,551.82/x
  3. Step 3: Cross multiply
    157,578,500.96x = 236,376,372.05 × 65,471,551.82
  4. Step 4: Simplify right side
    157,578,500.96x = 15,475,927,892,449,794
  5. Step 5: Solve for x
    x = 15,475,927,892,449,794/157,578,500.96
  6. Step 6: Final answer
    x = 98,210,909.47

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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.