Home / 374,237,917.61-516,427,442.53-204,658,691.22

Finding the Fourth Proportional to 374,237,917.61, 516,427,442.53 and 204,658,691.22

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Solution

The fourth proportional to 374,237,917.61, 516,427,442.53 and 204,658,691.22 is: 282,417,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,237,917.61 : 516,427,442.53 = 204,658,691.22 : x
  2. Step 2: Convert to fraction form
    374,237,917.61/516,427,442.53 = 204,658,691.22/x
  3. Step 3: Cross multiply
    374,237,917.61x = 516,427,442.53 × 204,658,691.22
  4. Step 4: Simplify right side
    374,237,917.61x = 105,691,364,497,769,920
  5. Step 5: Solve for x
    x = 105,691,364,497,769,920/374,237,917.61
  6. Step 6: Final answer
    x = 282,417,573.22

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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.