Home / 292,624,150.30-438,826,864.82-117,688,138.72

Finding the Fourth Proportional to 292,624,150.30, 438,826,864.82 and 117,688,138.72

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Solution

The fourth proportional to 292,624,150.30, 438,826,864.82 and 117,688,138.72 is: 176,488,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,624,150.30 : 438,826,864.82 = 117,688,138.72 : x
  2. Step 2: Convert to fraction form
    292,624,150.30/438,826,864.82 = 117,688,138.72/x
  3. Step 3: Cross multiply
    292,624,150.30x = 438,826,864.82 × 117,688,138.72
  4. Step 4: Simplify right side
    292,624,150.30x = 51,644,716,939,313,344
  5. Step 5: Solve for x
    x = 51,644,716,939,313,344/292,624,150.30
  6. Step 6: Final answer
    x = 176,488,225.21

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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.