Home / 1,648,129,615.20-2,472,194,422.80-1,521,859,233.60

Finding the Fourth Proportional to 1,648,129,615.20, 2,472,194,422.80 and 1,521,859,233.60

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Solution

The fourth proportional to 1,648,129,615.20, 2,472,194,422.80 and 1,521,859,233.60 is: 2,282,788,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,129,615.20 : 2,472,194,422.80 = 1,521,859,233.60 : x
  2. Step 2: Convert to fraction form
    1,648,129,615.20/2,472,194,422.80 = 1,521,859,233.60/x
  3. Step 3: Cross multiply
    1,648,129,615.20x = 2,472,194,422.80 × 1,521,859,233.60
  4. Step 4: Simplify right side
    1,648,129,615.20x = 3,762,331,909,592,602,624
  5. Step 5: Solve for x
    x = 3,762,331,909,592,602,624/1,648,129,615.20
  6. Step 6: Final answer
    x = 2,282,788,850.40

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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.