Home / 181,290,962.10-250,173,704.61-102,974,271.78

Finding the Fourth Proportional to 181,290,962.10, 250,173,704.61 and 102,974,271.78

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Solution

The fourth proportional to 181,290,962.10, 250,173,704.61 and 102,974,271.78 is: 142,100,051.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,290,962.10 : 250,173,704.61 = 102,974,271.78 : x
  2. Step 2: Convert to fraction form
    181,290,962.10/250,173,704.61 = 102,974,271.78/x
  3. Step 3: Cross multiply
    181,290,962.10x = 250,173,704.61 × 102,974,271.78
  4. Step 4: Simplify right side
    181,290,962.10x = 25,761,455,050,719,580
  5. Step 5: Solve for x
    x = 25,761,455,050,719,580/181,290,962.10
  6. Step 6: Final answer
    x = 142,100,051.50

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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.