Home / 199,632,500.80-299,448,751.20-97,343,886.40

Finding the Fourth Proportional to 199,632,500.80, 299,448,751.20 and 97,343,886.40

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Solution

The fourth proportional to 199,632,500.80, 299,448,751.20 and 97,343,886.40 is: 146,015,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,500.80 : 299,448,751.20 = 97,343,886.40 : x
  2. Step 2: Convert to fraction form
    199,632,500.80/299,448,751.20 = 97,343,886.40/x
  3. Step 3: Cross multiply
    199,632,500.80x = 299,448,751.20 × 97,343,886.40
  4. Step 4: Simplify right side
    199,632,500.80x = 29,149,505,219,434,664
  5. Step 5: Solve for x
    x = 29,149,505,219,434,664/199,632,500.80
  6. Step 6: Final answer
    x = 146,015,829.60

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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.