Home / 575,751,427.20-861,926,529.60-381,881,750.40

Finding the Fourth Proportional to 575,751,427.20, 861,926,529.60 and 381,881,750.40

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Solution

The fourth proportional to 575,751,427.20, 861,926,529.60 and 381,881,750.40 is: 571,694,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,751,427.20 : 861,926,529.60 = 381,881,750.40 : x
  2. Step 2: Convert to fraction form
    575,751,427.20/861,926,529.60 = 381,881,750.40/x
  3. Step 3: Cross multiply
    575,751,427.20x = 861,926,529.60 × 381,881,750.40
  4. Step 4: Simplify right side
    575,751,427.20x = 329,154,011,839,845,376
  5. Step 5: Solve for x
    x = 329,154,011,839,845,376/575,751,427.20
  6. Step 6: Final answer
    x = 571,694,652.05

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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.