Home / 1,125,011,641.62-1,685,822,793.08-1,002,409,531.58

Finding the Fourth Proportional to 1,125,011,641.62, 1,685,822,793.08 and 1,002,409,531.58

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Solution

The fourth proportional to 1,125,011,641.62, 1,685,822,793.08 and 1,002,409,531.58 is: 1,502,104,310.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,011,641.62 : 1,685,822,793.08 = 1,002,409,531.58 : x
  2. Step 2: Convert to fraction form
    1,125,011,641.62/1,685,822,793.08 = 1,002,409,531.58/x
  3. Step 3: Cross multiply
    1,125,011,641.62x = 1,685,822,793.08 × 1,002,409,531.58
  4. Step 4: Simplify right side
    1,125,011,641.62x = 1,689,884,836,338,210,048
  5. Step 5: Solve for x
    x = 1,689,884,836,338,210,048/1,125,011,641.62
  6. Step 6: Final answer
    x = 1,502,104,310.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.