Home / 347,691,897.20-521,537,845.80-88,927,369.40

Finding the Fourth Proportional to 347,691,897.20, 521,537,845.80 and 88,927,369.40

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Solution

The fourth proportional to 347,691,897.20, 521,537,845.80 and 88,927,369.40 is: 133,391,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,691,897.20 : 521,537,845.80 = 88,927,369.40 : x
  2. Step 2: Convert to fraction form
    347,691,897.20/521,537,845.80 = 88,927,369.40/x
  3. Step 3: Cross multiply
    347,691,897.20x = 521,537,845.80 × 88,927,369.40
  4. Step 4: Simplify right side
    347,691,897.20x = 46,378,988,669,536,840
  5. Step 5: Solve for x
    x = 46,378,988,669,536,840/347,691,897.20
  6. Step 6: Final answer
    x = 133,391,054.10

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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.