Home / 1,657,625,859.86-2,287,509,656.56-915,053,979.38

Finding the Fourth Proportional to 1,657,625,859.86, 2,287,509,656.56 and 915,053,979.38

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Solution

The fourth proportional to 1,657,625,859.86, 2,287,509,656.56 and 915,053,979.38 is: 1,262,766,746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,625,859.86 : 2,287,509,656.56 = 915,053,979.38 : x
  2. Step 2: Convert to fraction form
    1,657,625,859.86/2,287,509,656.56 = 915,053,979.38/x
  3. Step 3: Cross multiply
    1,657,625,859.86x = 2,287,509,656.56 × 915,053,979.38
  4. Step 4: Simplify right side
    1,657,625,859.86x = 2,093,194,814,091,679,744
  5. Step 5: Solve for x
    x = 2,093,194,814,091,679,744/1,657,625,859.86
  6. Step 6: Final answer
    x = 1,262,766,746.58

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1.5x scale

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.