Home / 64,005,891.28-88,328,126.96-34,637,220.50

Finding the Fourth Proportional to 64,005,891.28, 88,328,126.96 and 34,637,220.50

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Solution

The fourth proportional to 64,005,891.28, 88,328,126.96 and 34,637,220.50 is: 47,799,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005,891.28 : 88,328,126.96 = 34,637,220.50 : x
  2. Step 2: Convert to fraction form
    64,005,891.28/88,328,126.96 = 34,637,220.50/x
  3. Step 3: Cross multiply
    64,005,891.28x = 88,328,126.96 × 34,637,220.50
  4. Step 4: Simplify right side
    64,005,891.28x = 3,059,440,809,865,514.50
  5. Step 5: Solve for x
    x = 3,059,440,809,865,514.50/64,005,891.28
  6. Step 6: Final answer
    x = 47,799,362.66

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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.