Home / 498,301,307.19-747,278,868.72-277,309,889.46

Finding the Fourth Proportional to 498,301,307.19, 747,278,868.72 and 277,309,889.46

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Solution

The fourth proportional to 498,301,307.19, 747,278,868.72 and 277,309,889.46 is: 415,868,506.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,301,307.19 : 747,278,868.72 = 277,309,889.46 : x
  2. Step 2: Convert to fraction form
    498,301,307.19/747,278,868.72 = 277,309,889.46/x
  3. Step 3: Cross multiply
    498,301,307.19x = 747,278,868.72 × 277,309,889.46
  4. Step 4: Simplify right side
    498,301,307.19x = 207,227,820,480,537,056
  5. Step 5: Solve for x
    x = 207,227,820,480,537,056/498,301,307.19
  6. Step 6: Final answer
    x = 415,868,506.65

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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.