Home / 2,142,982,523,774.80-2,955,329,418,855-1,564,001,958,045.50

Finding the Fourth Proportional to 2,142,982,523,774.80, 2,955,329,418,855 and 1,564,001,958,045.50

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Solution

The fourth proportional to 2,142,982,523,774.80, 2,955,329,418,855 and 1,564,001,958,045.50 is: 2,156,872,931,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,982,523,774.80 : 2,955,329,418,855 = 1,564,001,958,045.50 : x
  2. Step 2: Convert to fraction form
    2,142,982,523,774.80/2,955,329,418,855 = 1,564,001,958,045.50/x
  3. Step 3: Cross multiply
    2,142,982,523,774.80x = 2,955,329,418,855 × 1,564,001,958,045.50
  4. Step 4: Simplify right side
    2,142,982,523,774.80x = 4,622,140,997,758,689,589,854,208
  5. Step 5: Solve for x
    x = 4,622,140,997,758,689,589,854,208/2,142,982,523,774.80
  6. Step 6: Final answer
    x = 2,156,872,931,290.60

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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.