Home / 605,368,997.94-908,053,508.93-145,307,167.32

Finding the Fourth Proportional to 605,368,997.94, 908,053,508.93 and 145,307,167.32

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Solution

The fourth proportional to 605,368,997.94, 908,053,508.93 and 145,307,167.32 is: 217,960,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,368,997.94 : 908,053,508.93 = 145,307,167.32 : x
  2. Step 2: Convert to fraction form
    605,368,997.94/908,053,508.93 = 145,307,167.32/x
  3. Step 3: Cross multiply
    605,368,997.94x = 908,053,508.93 × 145,307,167.32
  4. Step 4: Simplify right side
    605,368,997.94x = 131,946,683,156,878,080
  5. Step 5: Solve for x
    x = 131,946,683,156,878,080/605,368,997.94
  6. Step 6: Final answer
    x = 217,960,753.86

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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.