Home / 772,652,458.72-1,159,455,398.18-358,052,001.04

Finding the Fourth Proportional to 772,652,458.72, 1,159,455,398.18 and 358,052,001.04

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Solution

The fourth proportional to 772,652,458.72, 1,159,455,398.18 and 358,052,001.04 is: 537,298,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,652,458.72 : 1,159,455,398.18 = 358,052,001.04 : x
  2. Step 2: Convert to fraction form
    772,652,458.72/1,159,455,398.18 = 358,052,001.04/x
  3. Step 3: Cross multiply
    772,652,458.72x = 1,159,455,398.18 × 358,052,001.04
  4. Step 4: Simplify right side
    772,652,458.72x = 415,145,325,430,290,112
  5. Step 5: Solve for x
    x = 415,145,325,430,290,112/772,652,458.72
  6. Step 6: Final answer
    x = 537,298,912.01

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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.