Home / 741,985,425.89-1,113,193,548.31-299,099,545.06

Finding the Fourth Proportional to 741,985,425.89, 1,113,193,548.31 and 299,099,545.06

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Solution

The fourth proportional to 741,985,425.89, 1,113,193,548.31 and 299,099,545.06 is: 448,736,150.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,985,425.89 : 1,113,193,548.31 = 299,099,545.06 : x
  2. Step 2: Convert to fraction form
    741,985,425.89/1,113,193,548.31 = 299,099,545.06/x
  3. Step 3: Cross multiply
    741,985,425.89x = 1,113,193,548.31 × 299,099,545.06
  4. Step 4: Simplify right side
    741,985,425.89x = 332,955,683,863,248,128
  5. Step 5: Solve for x
    x = 332,955,683,863,248,128/741,985,425.89
  6. Step 6: Final answer
    x = 448,736,150.66

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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.