Home / 123,702,854.03-185,578,146.67-47,019,887.13

Finding the Fourth Proportional to 123,702,854.03, 185,578,146.67 and 47,019,887.13

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Solution

The fourth proportional to 123,702,854.03, 185,578,146.67 and 47,019,887.13 is: 70,538,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,702,854.03 : 185,578,146.67 = 47,019,887.13 : x
  2. Step 2: Convert to fraction form
    123,702,854.03/185,578,146.67 = 47,019,887.13/x
  3. Step 3: Cross multiply
    123,702,854.03x = 185,578,146.67 × 47,019,887.13
  4. Step 4: Simplify right side
    123,702,854.03x = 8,725,863,510,217,985
  5. Step 5: Solve for x
    x = 8,725,863,510,217,985/123,702,854.03
  6. Step 6: Final answer
    x = 70,538,902.11

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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.