Home / 9,119,320,864.26-13,687,826,802.12-4,400,963,289.78

Finding the Fourth Proportional to 9,119,320,864.26, 13,687,826,802.12 and 4,400,963,289.78

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Solution

The fourth proportional to 9,119,320,864.26, 13,687,826,802.12 and 4,400,963,289.78 is: 6,605,713,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119,320,864.26 : 13,687,826,802.12 = 4,400,963,289.78 : x
  2. Step 2: Convert to fraction form
    9,119,320,864.26/13,687,826,802.12 = 4,400,963,289.78/x
  3. Step 3: Cross multiply
    9,119,320,864.26x = 13,687,826,802.12 × 4,400,963,289.78
  4. Step 4: Simplify right side
    9,119,320,864.26x = 60,239,623,272,996,888,576
  5. Step 5: Solve for x
    x = 60,239,623,272,996,888,576/9,119,320,864.26
  6. Step 6: Final answer
    x = 6,605,713,755.41

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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.