Home / 12,240,248,432.40-18,360,372,648.60-7,342,488,176.40

Finding the Fourth Proportional to 12,240,248,432.40, 18,360,372,648.60 and 7,342,488,176.40

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Solution

The fourth proportional to 12,240,248,432.40, 18,360,372,648.60 and 7,342,488,176.40 is: 11,013,732,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240,248,432.40 : 18,360,372,648.60 = 7,342,488,176.40 : x
  2. Step 2: Convert to fraction form
    12,240,248,432.40/18,360,372,648.60 = 7,342,488,176.40/x
  3. Step 3: Cross multiply
    12,240,248,432.40x = 18,360,372,648.60 × 7,342,488,176.40
  4. Step 4: Simplify right side
    12,240,248,432.40x = 134,810,819,086,643,429,376
  5. Step 5: Solve for x
    x = 134,810,819,086,643,429,376/12,240,248,432.40
  6. Step 6: Final answer
    x = 11,013,732,264.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.