Home / 1,685,719,226.10-2,528,578,839.15-716,244,870.90

Finding the Fourth Proportional to 1,685,719,226.10, 2,528,578,839.15 and 716,244,870.90

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Solution

The fourth proportional to 1,685,719,226.10, 2,528,578,839.15 and 716,244,870.90 is: 1,074,367,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,719,226.10 : 2,528,578,839.15 = 716,244,870.90 : x
  2. Step 2: Convert to fraction form
    1,685,719,226.10/2,528,578,839.15 = 716,244,870.90/x
  3. Step 3: Cross multiply
    1,685,719,226.10x = 2,528,578,839.15 × 716,244,870.90
  4. Step 4: Simplify right side
    1,685,719,226.10x = 1,811,081,624,207,463,680
  5. Step 5: Solve for x
    x = 1,811,081,624,207,463,680/1,685,719,226.10
  6. Step 6: Final answer
    x = 1,074,367,306.35

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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.