Home / 3,109,169,780.70-4,663,754,671.05-1,010,642,131.95

Finding the Fourth Proportional to 3,109,169,780.70, 4,663,754,671.05 and 1,010,642,131.95

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Solution

The fourth proportional to 3,109,169,780.70, 4,663,754,671.05 and 1,010,642,131.95 is: 1,515,963,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,169,780.70 : 4,663,754,671.05 = 1,010,642,131.95 : x
  2. Step 2: Convert to fraction form
    3,109,169,780.70/4,663,754,671.05 = 1,010,642,131.95/x
  3. Step 3: Cross multiply
    3,109,169,780.70x = 4,663,754,671.05 × 1,010,642,131.95
  4. Step 4: Simplify right side
    3,109,169,780.70x = 4,713,386,963,641,743,360
  5. Step 5: Solve for x
    x = 4,713,386,963,641,743,360/3,109,169,780.70
  6. Step 6: Final answer
    x = 1,515,963,197.93

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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.