Home / 1,009,174,264.35-1,514,044,831.73-491,621,589.15

Finding the Fourth Proportional to 1,009,174,264.35, 1,514,044,831.73 and 491,621,589.15

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Solution

The fourth proportional to 1,009,174,264.35, 1,514,044,831.73 and 491,621,589.15 is: 737,570,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,174,264.35 : 1,514,044,831.73 = 491,621,589.15 : x
  2. Step 2: Convert to fraction form
    1,009,174,264.35/1,514,044,831.73 = 491,621,589.15/x
  3. Step 3: Cross multiply
    1,009,174,264.35x = 1,514,044,831.73 × 491,621,589.15
  4. Step 4: Simplify right side
    1,009,174,264.35x = 744,337,126,216,988,800
  5. Step 5: Solve for x
    x = 744,337,126,216,988,800/1,009,174,264.35
  6. Step 6: Final answer
    x = 737,570,459.84

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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.