Home / 1,249,085,363,145.60-1,723,103,413,377.80-815,791,382,594.45

Finding the Fourth Proportional to 1,249,085,363,145.60, 1,723,103,413,377.80 and 815,791,382,594.45

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Solution

The fourth proportional to 1,249,085,363,145.60, 1,723,103,413,377.80 and 815,791,382,594.45 is: 1,125,377,782,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,085,363,145.60 : 1,723,103,413,377.80 = 815,791,382,594.45 : x
  2. Step 2: Convert to fraction form
    1,249,085,363,145.60/1,723,103,413,377.80 = 815,791,382,594.45/x
  3. Step 3: Cross multiply
    1,249,085,363,145.60x = 1,723,103,413,377.80 × 815,791,382,594.45
  4. Step 4: Simplify right side
    1,249,085,363,145.60x = 1,405,692,915,952,691,661,766,656
  5. Step 5: Solve for x
    x = 1,405,692,915,952,691,661,766,656/1,249,085,363,145.60
  6. Step 6: Final answer
    x = 1,125,377,782,358.05

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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.