Home / 748,350,084.67-1,032,729,808.22-413,845,113.74

Finding the Fourth Proportional to 748,350,084.67, 1,032,729,808.22 and 413,845,113.74

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Solution

The fourth proportional to 748,350,084.67, 1,032,729,808.22 and 413,845,113.74 is: 571,109,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,350,084.67 : 1,032,729,808.22 = 413,845,113.74 : x
  2. Step 2: Convert to fraction form
    748,350,084.67/1,032,729,808.22 = 413,845,113.74/x
  3. Step 3: Cross multiply
    748,350,084.67x = 1,032,729,808.22 × 413,845,113.74
  4. Step 4: Simplify right side
    748,350,084.67x = 427,390,184,939,834,048
  5. Step 5: Solve for x
    x = 427,390,184,939,834,048/748,350,084.67
  6. Step 6: Final answer
    x = 571,109,957.35

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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.