Home / 45,959,805,162.72-68,934,001,831.80-12,386,054,231.28

Finding the Fourth Proportional to 45,959,805,162.72, 68,934,001,831.80 and 12,386,054,231.28

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Solution

The fourth proportional to 45,959,805,162.72, 68,934,001,831.80 and 12,386,054,231.28 is: 18,577,543,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,959,805,162.72 : 68,934,001,831.80 = 12,386,054,231.28 : x
  2. Step 2: Convert to fraction form
    45,959,805,162.72/68,934,001,831.80 = 12,386,054,231.28/x
  3. Step 3: Cross multiply
    45,959,805,162.72x = 68,934,001,831.80 × 12,386,054,231.28
  4. Step 4: Simplify right side
    45,959,805,162.72x = 853,820,285,067,829,706,752
  5. Step 5: Solve for x
    x = 853,820,285,067,829,706,752/45,959,805,162.72
  6. Step 6: Final answer
    x = 18,577,543,617.62

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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.