Home / 961,591,357,069.76-1,442,433,421,805-316,182,694,784.24

Finding the Fourth Proportional to 961,591,357,069.76, 1,442,433,421,805 and 316,182,694,784.24

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Solution

The fourth proportional to 961,591,357,069.76, 1,442,433,421,805 and 316,182,694,784.24 is: 474,289,294,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,591,357,069.76 : 1,442,433,421,805 = 316,182,694,784.24 : x
  2. Step 2: Convert to fraction form
    961,591,357,069.76/1,442,433,421,805 = 316,182,694,784.24/x
  3. Step 3: Cross multiply
    961,591,357,069.76x = 1,442,433,421,805 × 316,182,694,784.24
  4. Step 4: Simplify right side
    961,591,357,069.76x = 456,072,486,353,157,209,718,784
  5. Step 5: Solve for x
    x = 456,072,486,353,157,209,718,784/961,591,357,069.76
  6. Step 6: Final answer
    x = 474,289,294,511.69

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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.