Home / 824,149,142.64-1,136,189,368.26-657,451,191.24

Finding the Fourth Proportional to 824,149,142.64, 1,136,189,368.26 and 657,451,191.24

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Solution

The fourth proportional to 824,149,142.64, 1,136,189,368.26 and 657,451,191.24 is: 906,376,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,149,142.64 : 1,136,189,368.26 = 657,451,191.24 : x
  2. Step 2: Convert to fraction form
    824,149,142.64/1,136,189,368.26 = 657,451,191.24/x
  3. Step 3: Cross multiply
    824,149,142.64x = 1,136,189,368.26 × 657,451,191.24
  4. Step 4: Simplify right side
    824,149,142.64x = 746,989,053,636,760,064
  5. Step 5: Solve for x
    x = 746,989,053,636,760,064/824,149,142.64
  6. Step 6: Final answer
    x = 906,376,061.07

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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.