Home / 3,109,169,930.20-4,663,754,895.30-1,010,642,281.45

Finding the Fourth Proportional to 3,109,169,930.20, 4,663,754,895.30 and 1,010,642,281.45

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Solution

The fourth proportional to 3,109,169,930.20, 4,663,754,895.30 and 1,010,642,281.45 is: 1,515,963,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,169,930.20 : 4,663,754,895.30 = 1,010,642,281.45 : x
  2. Step 2: Convert to fraction form
    3,109,169,930.20/4,663,754,895.30 = 1,010,642,281.45/x
  3. Step 3: Cross multiply
    3,109,169,930.20x = 4,663,754,895.30 × 1,010,642,281.45
  4. Step 4: Simplify right side
    3,109,169,930.20x = 4,713,387,887,509,598,208
  5. Step 5: Solve for x
    x = 4,713,387,887,509,598,208/3,109,169,930.20
  6. Step 6: Final answer
    x = 1,515,963,422.18

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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.