Home / 88,771,268.61-122,499,064.67-49,076,421.04

Finding the Fourth Proportional to 88,771,268.61, 122,499,064.67 and 49,076,421.04

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Solution

The fourth proportional to 88,771,268.61, 122,499,064.67 and 49,076,421.04 is: 67,722,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,771,268.61 : 122,499,064.67 = 49,076,421.04 : x
  2. Step 2: Convert to fraction form
    88,771,268.61/122,499,064.67 = 49,076,421.04/x
  3. Step 3: Cross multiply
    88,771,268.61x = 122,499,064.67 × 49,076,421.04
  4. Step 4: Simplify right side
    88,771,268.61x = 6,011,815,674,199,479
  5. Step 5: Solve for x
    x = 6,011,815,674,199,479/88,771,268.61
  6. Step 6: Final answer
    x = 67,722,538.70

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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.