Home / 261,197,554.56-391,675,261.28-97,391,329.44

Finding the Fourth Proportional to 261,197,554.56, 391,675,261.28 and 97,391,329.44

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Solution

The fourth proportional to 261,197,554.56, 391,675,261.28 and 97,391,329.44 is: 146,041,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,197,554.56 : 391,675,261.28 = 97,391,329.44 : x
  2. Step 2: Convert to fraction form
    261,197,554.56/391,675,261.28 = 97,391,329.44/x
  3. Step 3: Cross multiply
    261,197,554.56x = 391,675,261.28 × 97,391,329.44
  4. Step 4: Simplify right side
    261,197,554.56x = 38,145,774,404,818,552
  5. Step 5: Solve for x
    x = 38,145,774,404,818,552/261,197,554.56
  6. Step 6: Final answer
    x = 146,041,851.23

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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.