Home / 2,896,442,838.40-4,344,664,257.60-715,408,974.40

Finding the Fourth Proportional to 2,896,442,838.40, 4,344,664,257.60 and 715,408,974.40

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Solution

The fourth proportional to 2,896,442,838.40, 4,344,664,257.60 and 715,408,974.40 is: 1,073,113,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,442,838.40 : 4,344,664,257.60 = 715,408,974.40 : x
  2. Step 2: Convert to fraction form
    2,896,442,838.40/4,344,664,257.60 = 715,408,974.40/x
  3. Step 3: Cross multiply
    2,896,442,838.40x = 4,344,664,257.60 × 715,408,974.40
  4. Step 4: Simplify right side
    2,896,442,838.40x = 3,108,211,800,641,953,792
  5. Step 5: Solve for x
    x = 3,108,211,800,641,953,792/2,896,442,838.40
  6. Step 6: Final answer
    x = 1,073,113,461.60

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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.