Home / 2,142,982,523,771.40-2,955,329,418,850.10-1,564,001,958,042.10

Finding the Fourth Proportional to 2,142,982,523,771.40, 2,955,329,418,850.10 and 1,564,001,958,042.10

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Solution

The fourth proportional to 2,142,982,523,771.40, 2,955,329,418,850.10 and 1,564,001,958,042.10 is: 2,156,872,931,285.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,982,523,771.40 : 2,955,329,418,850.10 = 1,564,001,958,042.10 : x
  2. Step 2: Convert to fraction form
    2,142,982,523,771.40/2,955,329,418,850.10 = 1,564,001,958,042.10/x
  3. Step 3: Cross multiply
    2,142,982,523,771.40x = 2,955,329,418,850.10 × 1,564,001,958,042.10
  4. Step 4: Simplify right side
    2,142,982,523,771.40x = 4,622,140,997,740,978,218,467,328
  5. Step 5: Solve for x
    x = 4,622,140,997,740,978,218,467,328/2,142,982,523,771.40
  6. Step 6: Final answer
    x = 2,156,872,931,285.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.