Home / 896,257,153.60-1,344,385,730.40-215,452,801.60

Finding the Fourth Proportional to 896,257,153.60, 1,344,385,730.40 and 215,452,801.60

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Solution

The fourth proportional to 896,257,153.60, 1,344,385,730.40 and 215,452,801.60 is: 323,179,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,257,153.60 : 1,344,385,730.40 = 215,452,801.60 : x
  2. Step 2: Convert to fraction form
    896,257,153.60/1,344,385,730.40 = 215,452,801.60/x
  3. Step 3: Cross multiply
    896,257,153.60x = 1,344,385,730.40 × 215,452,801.60
  4. Step 4: Simplify right side
    896,257,153.60x = 289,651,672,045,742,272
  5. Step 5: Solve for x
    x = 289,651,672,045,742,272/896,257,153.60
  6. Step 6: Final answer
    x = 323,179,202.40

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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.