Home / 1,148,032,330.13-1,583,438,780.22-865,786,665.56

Finding the Fourth Proportional to 1,148,032,330.13, 1,583,438,780.22 and 865,786,665.56

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Solution

The fourth proportional to 1,148,032,330.13, 1,583,438,780.22 and 865,786,665.56 is: 1,194,147,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,032,330.13 : 1,583,438,780.22 = 865,786,665.56 : x
  2. Step 2: Convert to fraction form
    1,148,032,330.13/1,583,438,780.22 = 865,786,665.56/x
  3. Step 3: Cross multiply
    1,148,032,330.13x = 1,583,438,780.22 × 865,786,665.56
  4. Step 4: Simplify right side
    1,148,032,330.13x = 1,370,920,181,637,150,208
  5. Step 5: Solve for x
    x = 1,370,920,181,637,150,208/1,148,032,330.13
  6. Step 6: Final answer
    x = 1,194,147,713.15

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Double scale
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1.5x scale

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.