Home / 763,206,030.86-1,053,349,272.59-635,844,737.34

Finding the Fourth Proportional to 763,206,030.86, 1,053,349,272.59 and 635,844,737.34

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Solution

The fourth proportional to 763,206,030.86, 1,053,349,272.59 and 635,844,737.34 is: 877,569,836.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,206,030.86 : 1,053,349,272.59 = 635,844,737.34 : x
  2. Step 2: Convert to fraction form
    763,206,030.86/1,053,349,272.59 = 635,844,737.34/x
  3. Step 3: Cross multiply
    763,206,030.86x = 1,053,349,272.59 × 635,844,737.34
  4. Step 4: Simplify right side
    763,206,030.86x = 669,766,591,554,089,472
  5. Step 5: Solve for x
    x = 669,766,591,554,089,472/763,206,030.86
  6. Step 6: Final answer
    x = 877,569,836.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.