Home / 147,550,509.60-221,325,764.40-143,298,981.60

Finding the Fourth Proportional to 147,550,509.60, 221,325,764.40 and 143,298,981.60

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Solution

The fourth proportional to 147,550,509.60, 221,325,764.40 and 143,298,981.60 is: 214,948,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,550,509.60 : 221,325,764.40 = 143,298,981.60 : x
  2. Step 2: Convert to fraction form
    147,550,509.60/221,325,764.40 = 143,298,981.60/x
  3. Step 3: Cross multiply
    147,550,509.60x = 221,325,764.40 × 143,298,981.60
  4. Step 4: Simplify right side
    147,550,509.60x = 31,715,756,640,361,536
  5. Step 5: Solve for x
    x = 31,715,756,640,361,536/147,550,509.60
  6. Step 6: Final answer
    x = 214,948,472.40

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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.