Home / 1,038,981,006.96-1,558,471,113-417,196,052.52

Finding the Fourth Proportional to 1,038,981,006.96, 1,558,471,113 and 417,196,052.52

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Solution

The fourth proportional to 1,038,981,006.96, 1,558,471,113 and 417,196,052.52 is: 625,793,919.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,981,006.96 : 1,558,471,113 = 417,196,052.52 : x
  2. Step 2: Convert to fraction form
    1,038,981,006.96/1,558,471,113 = 417,196,052.52/x
  3. Step 3: Cross multiply
    1,038,981,006.96x = 1,558,471,113 × 417,196,052.52
  4. Step 4: Simplify right side
    1,038,981,006.96x = 650,187,996,310,050,816
  5. Step 5: Solve for x
    x = 650,187,996,310,050,816/1,038,981,006.96
  6. Step 6: Final answer
    x = 625,793,919.19

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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.