Home / 961,591,357,038.32-1,442,433,421,758.10-316,182,694,752.78

Finding the Fourth Proportional to 961,591,357,038.32, 1,442,433,421,758.10 and 316,182,694,752.78

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Solution

The fourth proportional to 961,591,357,038.32, 1,442,433,421,758.10 and 316,182,694,752.78 is: 474,289,294,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,591,357,038.32 : 1,442,433,421,758.10 = 316,182,694,752.78 : x
  2. Step 2: Convert to fraction form
    961,591,357,038.32/1,442,433,421,758.10 = 316,182,694,752.78/x
  3. Step 3: Cross multiply
    961,591,357,038.32x = 1,442,433,421,758.10 × 316,182,694,752.78
  4. Step 4: Simplify right side
    961,591,357,038.32x = 456,072,486,292,949,351,530,496
  5. Step 5: Solve for x
    x = 456,072,486,292,949,351,530,496/961,591,357,038.32
  6. Step 6: Final answer
    x = 474,289,294,464.59

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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.