Home / 772,652,459.72-1,159,455,399.68-358,052,002.04

Finding the Fourth Proportional to 772,652,459.72, 1,159,455,399.68 and 358,052,002.04

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Solution

The fourth proportional to 772,652,459.72, 1,159,455,399.68 and 358,052,002.04 is: 537,298,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,652,459.72 : 1,159,455,399.68 = 358,052,002.04 : x
  2. Step 2: Convert to fraction form
    772,652,459.72/1,159,455,399.68 = 358,052,002.04/x
  3. Step 3: Cross multiply
    772,652,459.72x = 1,159,455,399.68 × 358,052,002.04
  4. Step 4: Simplify right side
    772,652,459.72x = 415,145,327,131,512,448
  5. Step 5: Solve for x
    x = 415,145,327,131,512,448/772,652,459.72
  6. Step 6: Final answer
    x = 537,298,913.51

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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.