Home / 145,522,095.87-200,892,510.01-89,798,209.26

Finding the Fourth Proportional to 145,522,095.87, 200,892,510.01 and 89,798,209.26

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Solution

The fourth proportional to 145,522,095.87, 200,892,510.01 and 89,798,209.26 is: 123,965,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,522,095.87 : 200,892,510.01 = 89,798,209.26 : x
  2. Step 2: Convert to fraction form
    145,522,095.87/200,892,510.01 = 89,798,209.26/x
  3. Step 3: Cross multiply
    145,522,095.87x = 200,892,510.01 × 89,798,209.26
  4. Step 4: Simplify right side
    145,522,095.87x = 18,039,787,652,644,624
  5. Step 5: Solve for x
    x = 18,039,787,652,644,624/145,522,095.87
  6. Step 6: Final answer
    x = 123,965,969.19

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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.