Home / 210,893,692.50-316,391,045.09-88,003,648.87

Finding the Fourth Proportional to 210,893,692.50, 316,391,045.09 and 88,003,648.87

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Solution

The fourth proportional to 210,893,692.50, 316,391,045.09 and 88,003,648.87 is: 132,026,549.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,893,692.50 : 316,391,045.09 = 88,003,648.87 : x
  2. Step 2: Convert to fraction form
    210,893,692.50/316,391,045.09 = 88,003,648.87/x
  3. Step 3: Cross multiply
    210,893,692.50x = 316,391,045.09 × 88,003,648.87
  4. Step 4: Simplify right side
    210,893,692.50x = 27,843,566,436,481,704
  5. Step 5: Solve for x
    x = 27,843,566,436,481,704/210,893,692.50
  6. Step 6: Final answer
    x = 132,026,549.05

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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.