Home / 556,974,238.60-834,851,184.90-280,184,019.40

Finding the Fourth Proportional to 556,974,238.60, 834,851,184.90 and 280,184,019.40

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Solution

The fourth proportional to 556,974,238.60, 834,851,184.90 and 280,184,019.40 is: 419,969,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,974,238.60 : 834,851,184.90 = 280,184,019.40 : x
  2. Step 2: Convert to fraction form
    556,974,238.60/834,851,184.90 = 280,184,019.40/x
  3. Step 3: Cross multiply
    556,974,238.60x = 834,851,184.90 × 280,184,019.40
  4. Step 4: Simplify right side
    556,974,238.60x = 233,911,960,586,134,560
  5. Step 5: Solve for x
    x = 233,911,960,586,134,560/556,974,238.60
  6. Step 6: Final answer
    x = 419,969,083.62

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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.