Home / 1,560,816,845.81-2,340,290,302.49-496,780,085.72

Finding the Fourth Proportional to 1,560,816,845.81, 2,340,290,302.49 and 496,780,085.72

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Solution

The fourth proportional to 1,560,816,845.81, 2,340,290,302.49 and 496,780,085.72 is: 744,872,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,816,845.81 : 2,340,290,302.49 = 496,780,085.72 : x
  2. Step 2: Convert to fraction form
    1,560,816,845.81/2,340,290,302.49 = 496,780,085.72/x
  3. Step 3: Cross multiply
    1,560,816,845.81x = 2,340,290,302.49 × 496,780,085.72
  4. Step 4: Simplify right side
    1,560,816,845.81x = 1,162,609,617,082,844,928
  5. Step 5: Solve for x
    x = 1,162,609,617,082,844,928/1,560,816,845.81
  6. Step 6: Final answer
    x = 744,872,545.55

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Double scale
Find fourth proportional to 1,560,816,846.81, 2,340,290,303.99 and 496,780,086.72
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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.