Home / 176,258,401.20-264,387,601.80-74,137,748.40

Finding the Fourth Proportional to 176,258,401.20, 264,387,601.80 and 74,137,748.40

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Solution

The fourth proportional to 176,258,401.20, 264,387,601.80 and 74,137,748.40 is: 111,206,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,258,401.20 : 264,387,601.80 = 74,137,748.40 : x
  2. Step 2: Convert to fraction form
    176,258,401.20/264,387,601.80 = 74,137,748.40/x
  3. Step 3: Cross multiply
    176,258,401.20x = 264,387,601.80 × 74,137,748.40
  4. Step 4: Simplify right side
    176,258,401.20x = 19,601,101,502,327,788
  5. Step 5: Solve for x
    x = 19,601,101,502,327,788/176,258,401.20
  6. Step 6: Final answer
    x = 111,206,622.60

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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.