Home / 242,827,351.50-364,061,518.10-126,075,078.30

Finding the Fourth Proportional to 242,827,351.50, 364,061,518.10 and 126,075,078.30

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Solution

The fourth proportional to 242,827,351.50, 364,061,518.10 and 126,075,078.30 is: 189,019,416.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,827,351.50 : 364,061,518.10 = 126,075,078.30 : x
  2. Step 2: Convert to fraction form
    242,827,351.50/364,061,518.10 = 126,075,078.30/x
  3. Step 3: Cross multiply
    242,827,351.50x = 364,061,518.10 × 126,075,078.30
  4. Step 4: Simplify right side
    242,827,351.50x = 45,899,084,400,474,368
  5. Step 5: Solve for x
    x = 45,899,084,400,474,368/242,827,351.50
  6. Step 6: Final answer
    x = 189,019,416.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.