Home / 919,566,229.92-1,378,151,685.36-373,669,568.16

Finding the Fourth Proportional to 919,566,229.92, 1,378,151,685.36 and 373,669,568.16

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Solution

The fourth proportional to 919,566,229.92, 1,378,151,685.36 and 373,669,568.16 is: 560,017,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,566,229.92 : 1,378,151,685.36 = 373,669,568.16 : x
  2. Step 2: Convert to fraction form
    919,566,229.92/1,378,151,685.36 = 373,669,568.16/x
  3. Step 3: Cross multiply
    919,566,229.92x = 1,378,151,685.36 × 373,669,568.16
  4. Step 4: Simplify right side
    919,566,229.92x = 514,973,345,127,447,360
  5. Step 5: Solve for x
    x = 514,973,345,127,447,360/919,566,229.92
  6. Step 6: Final answer
    x = 560,017,678.30

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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.