Home / 1,316,960,621.80-1,976,206,207.86-589,949,333.80

Finding the Fourth Proportional to 1,316,960,621.80, 1,976,206,207.86 and 589,949,333.80

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Solution

The fourth proportional to 1,316,960,621.80, 1,976,206,207.86 and 589,949,333.80 is: 885,266,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,960,621.80 : 1,976,206,207.86 = 589,949,333.80 : x
  2. Step 2: Convert to fraction form
    1,316,960,621.80/1,976,206,207.86 = 589,949,333.80/x
  3. Step 3: Cross multiply
    1,316,960,621.80x = 1,976,206,207.86 × 589,949,333.80
  4. Step 4: Simplify right side
    1,316,960,621.80x = 1,165,861,535,778,431,232
  5. Step 5: Solve for x
    x = 1,165,861,535,778,431,232/1,316,960,621.80
  6. Step 6: Final answer
    x = 885,266,815.48

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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.