Home / 155,423,587.73-217,911,527.78-155,423,587.73

Finding the Fourth Proportional to 155,423,587.73, 217,911,527.78 and 155,423,587.73

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Solution

The fourth proportional to 155,423,587.73, 217,911,527.78 and 155,423,587.73 is: 217,911,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,423,587.73 : 217,911,527.78 = 155,423,587.73 : x
  2. Step 2: Convert to fraction form
    155,423,587.73/217,911,527.78 = 155,423,587.73/x
  3. Step 3: Cross multiply
    155,423,587.73x = 217,911,527.78 × 155,423,587.73
  4. Step 4: Simplify right side
    155,423,587.73x = 33,868,591,453,426,488
  5. Step 5: Solve for x
    x = 33,868,591,453,426,488/155,423,587.73
  6. Step 6: Final answer
    x = 217,911,527.78

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.