Home / 1,249,085,363,152.30-1,723,103,413,387-815,791,382,601.20

Finding the Fourth Proportional to 1,249,085,363,152.30, 1,723,103,413,387 and 815,791,382,601.20

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Solution

The fourth proportional to 1,249,085,363,152.30, 1,723,103,413,387 and 815,791,382,601.20 is: 1,125,377,782,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,085,363,152.30 : 1,723,103,413,387 = 815,791,382,601.20 : x
  2. Step 2: Convert to fraction form
    1,249,085,363,152.30/1,723,103,413,387 = 815,791,382,601.20/x
  3. Step 3: Cross multiply
    1,249,085,363,152.30x = 1,723,103,413,387 × 815,791,382,601.20
  4. Step 4: Simplify right side
    1,249,085,363,152.30x = 1,405,692,915,971,827,620,118,528
  5. Step 5: Solve for x
    x = 1,405,692,915,971,827,620,118,528/1,249,085,363,152.30
  6. Step 6: Final answer
    x = 1,125,377,782,367.33

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Double scale
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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.