Home / 874,693,444.50-1,207,102,147.65-483,578,062.74

Finding the Fourth Proportional to 874,693,444.50, 1,207,102,147.65 and 483,578,062.74

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Solution

The fourth proportional to 874,693,444.50, 1,207,102,147.65 and 483,578,062.74 is: 667,351,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,693,444.50 : 1,207,102,147.65 = 483,578,062.74 : x
  2. Step 2: Convert to fraction form
    874,693,444.50/1,207,102,147.65 = 483,578,062.74/x
  3. Step 3: Cross multiply
    874,693,444.50x = 1,207,102,147.65 × 483,578,062.74
  4. Step 4: Simplify right side
    874,693,444.50x = 583,728,118,089,880,448
  5. Step 5: Solve for x
    x = 583,728,118,089,880,448/874,693,444.50
  6. Step 6: Final answer
    x = 667,351,655.33

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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.