Home / 622,791,370.40-933,549,326.40-363,873,315.20

Finding the Fourth Proportional to 622,791,370.40, 933,549,326.40 and 363,873,315.20

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Solution

The fourth proportional to 622,791,370.40, 933,549,326.40 and 363,873,315.20 is: 545,437,371.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,791,370.40 : 933,549,326.40 = 363,873,315.20 : x
  2. Step 2: Convert to fraction form
    622,791,370.40/933,549,326.40 = 363,873,315.20/x
  3. Step 3: Cross multiply
    622,791,370.40x = 933,549,326.40 × 363,873,315.20
  4. Step 4: Simplify right side
    622,791,370.40x = 339,693,688,299,894,848
  5. Step 5: Solve for x
    x = 339,693,688,299,894,848/622,791,370.40
  6. Step 6: Final answer
    x = 545,437,371.88

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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.