Home / 199,632,455.80-299,448,683.70-97,343,841.40

Finding the Fourth Proportional to 199,632,455.80, 299,448,683.70 and 97,343,841.40

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Solution

The fourth proportional to 199,632,455.80, 299,448,683.70 and 97,343,841.40 is: 146,015,762.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,455.80 : 299,448,683.70 = 97,343,841.40 : x
  2. Step 2: Convert to fraction form
    199,632,455.80/299,448,683.70 = 97,343,841.40/x
  3. Step 3: Cross multiply
    199,632,455.80x = 299,448,683.70 × 97,343,841.40
  4. Step 4: Simplify right side
    199,632,455.80x = 29,149,485,173,531,564
  5. Step 5: Solve for x
    x = 29,149,485,173,531,564/199,632,455.80
  6. Step 6: Final answer
    x = 146,015,762.10

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1.5x scale

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.