Home / 157,049,098.22-216,671,657.00-90,933,507.56

Finding the Fourth Proportional to 157,049,098.22, 216,671,657.00 and 90,933,507.56

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Solution

The fourth proportional to 157,049,098.22, 216,671,657.00 and 90,933,507.56 is: 125,455,758.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,049,098.22 : 216,671,657.00 = 90,933,507.56 : x
  2. Step 2: Convert to fraction form
    157,049,098.22/216,671,657.00 = 90,933,507.56/x
  3. Step 3: Cross multiply
    157,049,098.22x = 216,671,657.00 × 90,933,507.56
  4. Step 4: Simplify right side
    157,049,098.22x = 19,702,713,759,934,240
  5. Step 5: Solve for x
    x = 19,702,713,759,934,240/157,049,098.22
  6. Step 6: Final answer
    x = 125,455,758.63

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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.