Home / 559,157,422.20-838,988,075.70-267,912,007.80

Finding the Fourth Proportional to 559,157,422.20, 838,988,075.70 and 267,912,007.80

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Solution

The fourth proportional to 559,157,422.20, 838,988,075.70 and 267,912,007.80 is: 401,988,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,157,422.20 : 838,988,075.70 = 267,912,007.80 : x
  2. Step 2: Convert to fraction form
    559,157,422.20/838,988,075.70 = 267,912,007.80/x
  3. Step 3: Cross multiply
    559,157,422.20x = 838,988,075.70 × 267,912,007.80
  4. Step 4: Simplify right side
    559,157,422.20x = 224,774,979,881,045,408
  5. Step 5: Solve for x
    x = 224,774,979,881,045,408/559,157,422.20
  6. Step 6: Final answer
    x = 401,988,726.17

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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.