Home / 157,349,849.27-235,968,086.86-66,480,524.15

Finding the Fourth Proportional to 157,349,849.27, 235,968,086.86 and 66,480,524.15

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Solution

The fourth proportional to 157,349,849.27, 235,968,086.86 and 66,480,524.15 is: 99,696,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,349,849.27 : 235,968,086.86 = 66,480,524.15 : x
  2. Step 2: Convert to fraction form
    157,349,849.27/235,968,086.86 = 66,480,524.15/x
  3. Step 3: Cross multiply
    157,349,849.27x = 235,968,086.86 × 66,480,524.15
  4. Step 4: Simplify right side
    157,349,849.27x = 15,687,282,095,779,486
  5. Step 5: Solve for x
    x = 15,687,282,095,779,486/157,349,849.27
  6. Step 6: Final answer
    x = 99,696,835.87

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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.