Home / 1,319,708,613.33-1,981,292,980.06-884,954,666.45

Finding the Fourth Proportional to 1,319,708,613.33, 1,981,292,980.06 and 884,954,666.45

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Solution

The fourth proportional to 1,319,708,613.33, 1,981,292,980.06 and 884,954,666.45 is: 1,328,592,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,708,613.33 : 1,981,292,980.06 = 884,954,666.45 : x
  2. Step 2: Convert to fraction form
    1,319,708,613.33/1,981,292,980.06 = 884,954,666.45/x
  3. Step 3: Cross multiply
    1,319,708,613.33x = 1,981,292,980.06 × 884,954,666.45
  4. Step 4: Simplify right side
    1,319,708,613.33x = 1,753,354,468,314,738,944
  5. Step 5: Solve for x
    x = 1,753,354,468,314,738,944/1,319,708,613.33
  6. Step 6: Final answer
    x = 1,328,592,122.99

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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.