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Finding the Fourth Proportional to 1,010,996,872.23, 1,516,495,308.34 and 1,010,996,872.23

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Solution

The fourth proportional to 1,010,996,872.23, 1,516,495,308.34 and 1,010,996,872.23 is: 1,516,495,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,996,872.23 : 1,516,495,308.34 = 1,010,996,872.23 : x
  2. Step 2: Convert to fraction form
    1,010,996,872.23/1,516,495,308.34 = 1,010,996,872.23/x
  3. Step 3: Cross multiply
    1,010,996,872.23x = 1,516,495,308.34 × 1,010,996,872.23
  4. Step 4: Simplify right side
    1,010,996,872.23x = 1,533,172,013,483,209,472
  5. Step 5: Solve for x
    x = 1,533,172,013,483,209,472/1,010,996,872.23
  6. Step 6: Final answer
    x = 1,516,495,308.34

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Double scale
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Similar ratio
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1.5x scale

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.