Home / 199,632,004.70-299,448,007.05-48,342,148.70

Finding the Fourth Proportional to 199,632,004.70, 299,448,007.05 and 48,342,148.70

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Solution

The fourth proportional to 199,632,004.70, 299,448,007.05 and 48,342,148.70 is: 72,513,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,004.70 : 299,448,007.05 = 48,342,148.70 : x
  2. Step 2: Convert to fraction form
    199,632,004.70/299,448,007.05 = 48,342,148.70/x
  3. Step 3: Cross multiply
    199,632,004.70x = 299,448,007.05 × 48,342,148.70
  4. Step 4: Simplify right side
    199,632,004.70x = 14,475,960,084,729,750
  5. Step 5: Solve for x
    x = 14,475,960,084,729,750/199,632,004.70
  6. Step 6: Final answer
    x = 72,513,223.05

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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.