Home / 1,181,178,069.12-1,771,526,600.58-433,937,015.16

Finding the Fourth Proportional to 1,181,178,069.12, 1,771,526,600.58 and 433,937,015.16

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Solution

The fourth proportional to 1,181,178,069.12, 1,771,526,600.58 and 433,937,015.16 is: 650,817,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,178,069.12 : 1,771,526,600.58 = 433,937,015.16 : x
  2. Step 2: Convert to fraction form
    1,181,178,069.12/1,771,526,600.58 = 433,937,015.16/x
  3. Step 3: Cross multiply
    1,181,178,069.12x = 1,771,526,600.58 × 433,937,015.16
  4. Step 4: Simplify right side
    1,181,178,069.12x = 768,730,965,332,226,688
  5. Step 5: Solve for x
    x = 768,730,965,332,226,688/1,181,178,069.12
  6. Step 6: Final answer
    x = 650,817,167.56

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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.