Home / 28,376,221,752.79-42,564,373,594.75-11,588,033,014.85

Finding the Fourth Proportional to 28,376,221,752.79, 42,564,373,594.75 and 11,588,033,014.85

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Solution

The fourth proportional to 28,376,221,752.79, 42,564,373,594.75 and 11,588,033,014.85 is: 17,382,066,251.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,221,752.79 : 42,564,373,594.75 = 11,588,033,014.85 : x
  2. Step 2: Convert to fraction form
    28,376,221,752.79/42,564,373,594.75 = 11,588,033,014.85/x
  3. Step 3: Cross multiply
    28,376,221,752.79x = 42,564,373,594.75 × 11,588,033,014.85
  4. Step 4: Simplify right side
    28,376,221,752.79x = 493,237,366,472,101,789,696
  5. Step 5: Solve for x
    x = 493,237,366,472,101,789,696/28,376,221,752.79
  6. Step 6: Final answer
    x = 17,382,066,251.43

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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.