Home / 763,332,441-1,053,443,765.10-574,828,159.38

Finding the Fourth Proportional to 763,332,441, 1,053,443,765.10 and 574,828,159.38

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Solution

The fourth proportional to 763,332,441, 1,053,443,765.10 and 574,828,159.38 is: 793,296,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,332,441 : 1,053,443,765.10 = 574,828,159.38 : x
  2. Step 2: Convert to fraction form
    763,332,441/1,053,443,765.10 = 574,828,159.38/x
  3. Step 3: Cross multiply
    763,332,441x = 1,053,443,765.10 × 574,828,159.38
  4. Step 4: Simplify right side
    763,332,441x = 605,549,140,502,770,048
  5. Step 5: Solve for x
    x = 605,549,140,502,770,048/763,332,441
  6. Step 6: Final answer
    x = 793,296,744.61

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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.