Home / 5,105,281,312.41-7,045,288,224.68-2,758,437,856.41

Finding the Fourth Proportional to 5,105,281,312.41, 7,045,288,224.68 and 2,758,437,856.41

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Solution

The fourth proportional to 5,105,281,312.41, 7,045,288,224.68 and 2,758,437,856.41 is: 3,806,644,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,281,312.41 : 7,045,288,224.68 = 2,758,437,856.41 : x
  2. Step 2: Convert to fraction form
    5,105,281,312.41/7,045,288,224.68 = 2,758,437,856.41/x
  3. Step 3: Cross multiply
    5,105,281,312.41x = 7,045,288,224.68 × 2,758,437,856.41
  4. Step 4: Simplify right side
    5,105,281,312.41x = 19,433,989,748,289,323,008
  5. Step 5: Solve for x
    x = 19,433,989,748,289,323,008/5,105,281,312.41
  6. Step 6: Final answer
    x = 3,806,644,249.17

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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.