Home / 679,358,298.32-1,017,705,687.24-352,048,518.56

Finding the Fourth Proportional to 679,358,298.32, 1,017,705,687.24 and 352,048,518.56

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Solution

The fourth proportional to 679,358,298.32, 1,017,705,687.24 and 352,048,518.56 is: 527,382,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,358,298.32 : 1,017,705,687.24 = 352,048,518.56 : x
  2. Step 2: Convert to fraction form
    679,358,298.32/1,017,705,687.24 = 352,048,518.56/x
  3. Step 3: Cross multiply
    679,358,298.32x = 1,017,705,687.24 × 352,048,518.56
  4. Step 4: Simplify right side
    679,358,298.32x = 358,281,779,522,928,704
  5. Step 5: Solve for x
    x = 358,281,779,522,928,704/679,358,298.32
  6. Step 6: Final answer
    x = 527,382,649.79

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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.