Home / 1,657,625,871.61-2,287,509,672.75-915,053,991.13

Finding the Fourth Proportional to 1,657,625,871.61, 2,287,509,672.75 and 915,053,991.13

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Solution

The fourth proportional to 1,657,625,871.61, 2,287,509,672.75 and 915,053,991.13 is: 1,262,766,762.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,625,871.61 : 2,287,509,672.75 = 915,053,991.13 : x
  2. Step 2: Convert to fraction form
    1,657,625,871.61/2,287,509,672.75 = 915,053,991.13/x
  3. Step 3: Cross multiply
    1,657,625,871.61x = 2,287,509,672.75 × 915,053,991.13
  4. Step 4: Simplify right side
    1,657,625,871.61x = 2,093,194,855,786,930,176
  5. Step 5: Solve for x
    x = 2,093,194,855,786,930,176/1,657,625,871.61
  6. Step 6: Final answer
    x = 1,262,766,762.78

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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.