Home / 1,172,605,091.80-1,758,459,740.10-354,445,475.80

Finding the Fourth Proportional to 1,172,605,091.80, 1,758,459,740.10 and 354,445,475.80

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Solution

The fourth proportional to 1,172,605,091.80, 1,758,459,740.10 and 354,445,475.80 is: 531,532,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,605,091.80 : 1,758,459,740.10 = 354,445,475.80 : x
  2. Step 2: Convert to fraction form
    1,172,605,091.80/1,758,459,740.10 = 354,445,475.80/x
  3. Step 3: Cross multiply
    1,172,605,091.80x = 1,758,459,740.10 × 354,445,475.80
  4. Step 4: Simplify right side
    1,172,605,091.80x = 623,278,099,254,888,832
  5. Step 5: Solve for x
    x = 623,278,099,254,888,832/1,172,605,091.80
  6. Step 6: Final answer
    x = 531,532,826.88

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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.