Home / 5,102,035,689.78-7,653,053,633.04-1,224,642,153.78

Finding the Fourth Proportional to 5,102,035,689.78, 7,653,053,633.04 and 1,224,642,153.78

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Solution

The fourth proportional to 5,102,035,689.78, 7,653,053,633.04 and 1,224,642,153.78 is: 1,836,963,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,035,689.78 : 7,653,053,633.04 = 1,224,642,153.78 : x
  2. Step 2: Convert to fraction form
    5,102,035,689.78/7,653,053,633.04 = 1,224,642,153.78/x
  3. Step 3: Cross multiply
    5,102,035,689.78x = 7,653,053,633.04 × 1,224,642,153.78
  4. Step 4: Simplify right side
    5,102,035,689.78x = 9,372,252,084,159,959,040
  5. Step 5: Solve for x
    x = 9,372,252,084,159,959,040/5,102,035,689.78
  6. Step 6: Final answer
    x = 1,836,963,254.28

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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.