Home / 874,727,437.50-1,207,149,057.99-483,612,055.74

Finding the Fourth Proportional to 874,727,437.50, 1,207,149,057.99 and 483,612,055.74

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Solution

The fourth proportional to 874,727,437.50, 1,207,149,057.99 and 483,612,055.74 is: 667,398,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,727,437.50 : 1,207,149,057.99 = 483,612,055.74 : x
  2. Step 2: Convert to fraction form
    874,727,437.50/1,207,149,057.99 = 483,612,055.74/x
  3. Step 3: Cross multiply
    874,727,437.50x = 1,207,149,057.99 × 483,612,055.74
  4. Step 4: Simplify right side
    874,727,437.50x = 583,791,837,519,148,416
  5. Step 5: Solve for x
    x = 583,791,837,519,148,416/874,727,437.50
  6. Step 6: Final answer
    x = 667,398,566.10

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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.