Home / 202,243,360.80-303,365,041.20-200,227,821.60

Finding the Fourth Proportional to 202,243,360.80, 303,365,041.20 and 200,227,821.60

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Solution

The fourth proportional to 202,243,360.80, 303,365,041.20 and 200,227,821.60 is: 300,341,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,243,360.80 : 303,365,041.20 = 200,227,821.60 : x
  2. Step 2: Convert to fraction form
    202,243,360.80/303,365,041.20 = 200,227,821.60/x
  3. Step 3: Cross multiply
    202,243,360.80x = 303,365,041.20 × 200,227,821.60
  4. Step 4: Simplify right side
    202,243,360.80x = 60,742,121,349,070,248
  5. Step 5: Solve for x
    x = 60,742,121,349,070,248/202,243,360.80
  6. Step 6: Final answer
    x = 300,341,732.40

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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.