Home / 15,754,859,703.84-21,742,224,968.61-8,618,110,195.94

Finding the Fourth Proportional to 15,754,859,703.84, 21,742,224,968.61 and 8,618,110,195.94

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Solution

The fourth proportional to 15,754,859,703.84, 21,742,224,968.61 and 8,618,110,195.94 is: 11,893,275,738.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,859,703.84 : 21,742,224,968.61 = 8,618,110,195.94 : x
  2. Step 2: Convert to fraction form
    15,754,859,703.84/21,742,224,968.61 = 8,618,110,195.94/x
  3. Step 3: Cross multiply
    15,754,859,703.84x = 21,742,224,968.61 × 8,618,110,195.94
  4. Step 4: Simplify right side
    15,754,859,703.84x = 187,376,890,684,290,367,488
  5. Step 5: Solve for x
    x = 187,376,890,684,290,367,488/15,754,859,703.84
  6. Step 6: Final answer
    x = 11,893,275,738.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.