Home / 146,815,423,818.63-220,223,196,774.45-66,046,786,472.40

Finding the Fourth Proportional to 146,815,423,818.63, 220,223,196,774.45 and 66,046,786,472.40

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Solution

The fourth proportional to 146,815,423,818.63, 220,223,196,774.45 and 66,046,786,472.40 is: 99,070,207,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,815,423,818.63 : 220,223,196,774.45 = 66,046,786,472.40 : x
  2. Step 2: Convert to fraction form
    146,815,423,818.63/220,223,196,774.45 = 66,046,786,472.40/x
  3. Step 3: Cross multiply
    146,815,423,818.63x = 220,223,196,774.45 × 66,046,786,472.40
  4. Step 4: Simplify right side
    146,815,423,818.63x = 14,545,034,453,631,427,936,256
  5. Step 5: Solve for x
    x = 14,545,034,453,631,427,936,256/146,815,423,818.63
  6. Step 6: Final answer
    x = 99,070,207,171.15

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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.