Home / 64,345,876.00-88,840,064.12-49,434,637.94

Finding the Fourth Proportional to 64,345,876.00, 88,840,064.12 and 49,434,637.94

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Solution

The fourth proportional to 64,345,876.00, 88,840,064.12 and 49,434,637.94 is: 68,252,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,345,876.00 : 88,840,064.12 = 49,434,637.94 : x
  2. Step 2: Convert to fraction form
    64,345,876.00/88,840,064.12 = 49,434,637.94/x
  3. Step 3: Cross multiply
    64,345,876.00x = 88,840,064.12 × 49,434,637.94
  4. Step 4: Simplify right side
    64,345,876.00x = 4,391,776,403,980,361
  5. Step 5: Solve for x
    x = 4,391,776,403,980,361/64,345,876.00
  6. Step 6: Final answer
    x = 68,252,647.68

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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.