Home / 1,144,575,121.20-1,716,862,681.80-282,932,113.20

Finding the Fourth Proportional to 1,144,575,121.20, 1,716,862,681.80 and 282,932,113.20

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Solution

The fourth proportional to 1,144,575,121.20, 1,716,862,681.80 and 282,932,113.20 is: 424,398,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,575,121.20 : 1,716,862,681.80 = 282,932,113.20 : x
  2. Step 2: Convert to fraction form
    1,144,575,121.20/1,716,862,681.80 = 282,932,113.20/x
  3. Step 3: Cross multiply
    1,144,575,121.20x = 1,716,862,681.80 × 282,932,113.20
  4. Step 4: Simplify right side
    1,144,575,121.20x = 485,755,586,635,893,120
  5. Step 5: Solve for x
    x = 485,755,586,635,893,120/1,144,575,121.20
  6. Step 6: Final answer
    x = 424,398,169.80

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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.