Home / 1,020,018,230.60-1,527,476,429.10-815,944,886.60

Finding the Fourth Proportional to 1,020,018,230.60, 1,527,476,429.10 and 815,944,886.60

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Solution

The fourth proportional to 1,020,018,230.60, 1,527,476,429.10 and 815,944,886.60 is: 1,221,876,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,018,230.60 : 1,527,476,429.10 = 815,944,886.60 : x
  2. Step 2: Convert to fraction form
    1,020,018,230.60/1,527,476,429.10 = 815,944,886.60/x
  3. Step 3: Cross multiply
    1,020,018,230.60x = 1,527,476,429.10 × 815,944,886.60
  4. Step 4: Simplify right side
    1,020,018,230.60x = 1,246,336,581,726,172,416
  5. Step 5: Solve for x
    x = 1,246,336,581,726,172,416/1,020,018,230.60
  6. Step 6: Final answer
    x = 1,221,876,770.76

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1.5x scale

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.