Home / 155,643,570.79-233,715,461.51-103,202,238.65

Finding the Fourth Proportional to 155,643,570.79, 233,715,461.51 and 103,202,238.65

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Solution

The fourth proportional to 155,643,570.79, 233,715,461.51 and 103,202,238.65 is: 154,969,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,643,570.79 : 233,715,461.51 = 103,202,238.65 : x
  2. Step 2: Convert to fraction form
    155,643,570.79/233,715,461.51 = 103,202,238.65/x
  3. Step 3: Cross multiply
    155,643,570.79x = 233,715,461.51 × 103,202,238.65
  4. Step 4: Simplify right side
    155,643,570.79x = 24,119,958,834,039,336
  5. Step 5: Solve for x
    x = 24,119,958,834,039,336/155,643,570.79
  6. Step 6: Final answer
    x = 154,969,194.76

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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.