Home / 1,249,085,363,151.10-1,723,103,413,385.10-815,791,382,599.84

Finding the Fourth Proportional to 1,249,085,363,151.10, 1,723,103,413,385.10 and 815,791,382,599.84

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Solution

The fourth proportional to 1,249,085,363,151.10, 1,723,103,413,385.10 and 815,791,382,599.84 is: 1,125,377,782,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,085,363,151.10 : 1,723,103,413,385.10 = 815,791,382,599.84 : x
  2. Step 2: Convert to fraction form
    1,249,085,363,151.10/1,723,103,413,385.10 = 815,791,382,599.84/x
  3. Step 3: Cross multiply
    1,249,085,363,151.10x = 1,723,103,413,385.10 × 815,791,382,599.84
  4. Step 4: Simplify right side
    1,249,085,363,151.10x = 1,405,692,915,967,934,500,700,160
  5. Step 5: Solve for x
    x = 1,405,692,915,967,934,500,700,160/1,249,085,363,151.10
  6. Step 6: Final answer
    x = 1,125,377,782,365.30

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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.