Home / 8,155,349,001.20-12,237,801,076.20-2,986,013,500.40

Finding the Fourth Proportional to 8,155,349,001.20, 12,237,801,076.20 and 2,986,013,500.40

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Solution

The fourth proportional to 8,155,349,001.20, 12,237,801,076.20 and 2,986,013,500.40 is: 4,480,769,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155,349,001.20 : 12,237,801,076.20 = 2,986,013,500.40 : x
  2. Step 2: Convert to fraction form
    8,155,349,001.20/12,237,801,076.20 = 2,986,013,500.40/x
  3. Step 3: Cross multiply
    8,155,349,001.20x = 12,237,801,076.20 × 2,986,013,500.40
  4. Step 4: Simplify right side
    8,155,349,001.20x = 36,542,239,228,742,852,608
  5. Step 5: Solve for x
    x = 36,542,239,228,742,852,608/8,155,349,001.20
  6. Step 6: Final answer
    x = 4,480,769,519.90

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1.5x scale

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.