Home / 772,652,520.64-1,159,455,491.04-358,052,062.96

Finding the Fourth Proportional to 772,652,520.64, 1,159,455,491.04 and 358,052,062.96

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Solution

The fourth proportional to 772,652,520.64, 1,159,455,491.04 and 358,052,062.96 is: 537,299,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,652,520.64 : 1,159,455,491.04 = 358,052,062.96 : x
  2. Step 2: Convert to fraction form
    772,652,520.64/1,159,455,491.04 = 358,052,062.96/x
  3. Step 3: Cross multiply
    772,652,520.64x = 1,159,455,491.04 × 358,052,062.96
  4. Step 4: Simplify right side
    772,652,520.64x = 415,145,430,477,171,776
  5. Step 5: Solve for x
    x = 415,145,430,477,171,776/772,652,520.64
  6. Step 6: Final answer
    x = 537,299,004.90

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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.