Home / 28,376,221,750.27-42,564,373,590.99-11,588,033,012.35

Finding the Fourth Proportional to 28,376,221,750.27, 42,564,373,590.99 and 11,588,033,012.35

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Solution

The fourth proportional to 28,376,221,750.27, 42,564,373,590.99 and 11,588,033,012.35 is: 17,382,066,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,221,750.27 : 42,564,373,590.99 = 11,588,033,012.35 : x
  2. Step 2: Convert to fraction form
    28,376,221,750.27/42,564,373,590.99 = 11,588,033,012.35/x
  3. Step 3: Cross multiply
    28,376,221,750.27x = 42,564,373,590.99 × 11,588,033,012.35
  4. Step 4: Simplify right side
    28,376,221,750.27x = 493,237,366,322,332,696,576
  5. Step 5: Solve for x
    x = 493,237,366,322,332,696,576/28,376,221,750.27
  6. Step 6: Final answer
    x = 17,382,066,247.69

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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.