Home / 147,262,847.60-220,894,271.40-50,328,009.20

Finding the Fourth Proportional to 147,262,847.60, 220,894,271.40 and 50,328,009.20

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Solution

The fourth proportional to 147,262,847.60, 220,894,271.40 and 50,328,009.20 is: 75,492,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,262,847.60 : 220,894,271.40 = 50,328,009.20 : x
  2. Step 2: Convert to fraction form
    147,262,847.60/220,894,271.40 = 50,328,009.20/x
  3. Step 3: Cross multiply
    147,262,847.60x = 220,894,271.40 × 50,328,009.20
  4. Step 4: Simplify right side
    147,262,847.60x = 11,117,168,923,246,498
  5. Step 5: Solve for x
    x = 11,117,168,923,246,498/147,262,847.60
  6. Step 6: Final answer
    x = 75,492,013.80

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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.