Home / 1,249,085,363,148.60-1,723,103,413,381.70-815,791,382,597.34

Finding the Fourth Proportional to 1,249,085,363,148.60, 1,723,103,413,381.70 and 815,791,382,597.34

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Solution

The fourth proportional to 1,249,085,363,148.60, 1,723,103,413,381.70 and 815,791,382,597.34 is: 1,125,377,782,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,085,363,148.60 : 1,723,103,413,381.70 = 815,791,382,597.34 : x
  2. Step 2: Convert to fraction form
    1,249,085,363,148.60/1,723,103,413,381.70 = 815,791,382,597.34/x
  3. Step 3: Cross multiply
    1,249,085,363,148.60x = 1,723,103,413,381.70 × 815,791,382,597.34
  4. Step 4: Simplify right side
    1,249,085,363,148.60x = 1,405,692,915,960,852,904,935,424
  5. Step 5: Solve for x
    x = 1,405,692,915,960,852,904,935,424/1,249,085,363,148.60
  6. Step 6: Final answer
    x = 1,125,377,782,361.88

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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.