Home / 90,849,777.66-125,372,055.38-49,596,670.04

Finding the Fourth Proportional to 90,849,777.66, 125,372,055.38 and 49,596,670.04

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Solution

The fourth proportional to 90,849,777.66, 125,372,055.38 and 49,596,670.04 is: 68,443,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,849,777.66 : 125,372,055.38 = 49,596,670.04 : x
  2. Step 2: Convert to fraction form
    90,849,777.66/125,372,055.38 = 49,596,670.04/x
  3. Step 3: Cross multiply
    90,849,777.66x = 125,372,055.38 × 49,596,670.04
  4. Step 4: Simplify right side
    90,849,777.66x = 6,218,036,462,918,466
  5. Step 5: Solve for x
    x = 6,218,036,462,918,466/90,849,777.66
  6. Step 6: Final answer
    x = 68,443,056.47

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1.5x scale

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.