Home / 163,341,946.20-245,012,919.30-148,225,402.20

Finding the Fourth Proportional to 163,341,946.20, 245,012,919.30 and 148,225,402.20

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Solution

The fourth proportional to 163,341,946.20, 245,012,919.30 and 148,225,402.20 is: 222,338,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,341,946.20 : 245,012,919.30 = 148,225,402.20 : x
  2. Step 2: Convert to fraction form
    163,341,946.20/245,012,919.30 = 148,225,402.20/x
  3. Step 3: Cross multiply
    163,341,946.20x = 245,012,919.30 × 148,225,402.20
  4. Step 4: Simplify right side
    163,341,946.20x = 36,317,138,507,438,640
  5. Step 5: Solve for x
    x = 36,317,138,507,438,640/163,341,946.20
  6. Step 6: Final answer
    x = 222,338,103.30

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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.