Home / 368,730,203.40-553,024,446.30-109,953,865.80

Finding the Fourth Proportional to 368,730,203.40, 553,024,446.30 and 109,953,865.80

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Solution

The fourth proportional to 368,730,203.40, 553,024,446.30 and 109,953,865.80 is: 164,909,668.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,730,203.40 : 553,024,446.30 = 109,953,865.80 : x
  2. Step 2: Convert to fraction form
    368,730,203.40/553,024,446.30 = 109,953,865.80/x
  3. Step 3: Cross multiply
    368,730,203.40x = 553,024,446.30 × 109,953,865.80
  4. Step 4: Simplify right side
    368,730,203.40x = 60,807,175,752,589,496
  5. Step 5: Solve for x
    x = 60,807,175,752,589,496/368,730,203.40
  6. Step 6: Final answer
    x = 164,909,668.89

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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.