Home / 90,849,777.27-125,372,054.85-49,596,669.65

Finding the Fourth Proportional to 90,849,777.27, 125,372,054.85 and 49,596,669.65

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Solution

The fourth proportional to 90,849,777.27, 125,372,054.85 and 49,596,669.65 is: 68,443,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,849,777.27 : 125,372,054.85 = 49,596,669.65 : x
  2. Step 2: Convert to fraction form
    90,849,777.27/125,372,054.85 = 49,596,669.65/x
  3. Step 3: Cross multiply
    90,849,777.27x = 125,372,054.85 × 49,596,669.65
  4. Step 4: Simplify right side
    90,849,777.27x = 6,218,036,387,110,270
  5. Step 5: Solve for x
    x = 6,218,036,387,110,270/90,849,777.27
  6. Step 6: Final answer
    x = 68,443,055.93

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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.