Home / 1,156,533,538.30-1,734,965,029.48-358,919,586.85

Finding the Fourth Proportional to 1,156,533,538.30, 1,734,965,029.48 and 358,919,586.85

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Solution

The fourth proportional to 1,156,533,538.30, 1,734,965,029.48 and 358,919,586.85 is: 538,430,500.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,533,538.30 : 1,734,965,029.48 = 358,919,586.85 : x
  2. Step 2: Convert to fraction form
    1,156,533,538.30/1,734,965,029.48 = 358,919,586.85/x
  3. Step 3: Cross multiply
    1,156,533,538.30x = 1,734,965,029.48 × 358,919,586.85
  4. Step 4: Simplify right side
    1,156,533,538.30x = 622,712,931,580,159,744
  5. Step 5: Solve for x
    x = 622,712,931,580,159,744/1,156,533,538.30
  6. Step 6: Final answer
    x = 538,430,500.25

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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.