Home / 400,048,831.80-600,096,472.02-154,406,832.12

Finding the Fourth Proportional to 400,048,831.80, 600,096,472.02 and 154,406,832.12

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Solution

The fourth proportional to 400,048,831.80, 600,096,472.02 and 154,406,832.12 is: 231,619,212.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,048,831.80 : 600,096,472.02 = 154,406,832.12 : x
  2. Step 2: Convert to fraction form
    400,048,831.80/600,096,472.02 = 154,406,832.12/x
  3. Step 3: Cross multiply
    400,048,831.80x = 600,096,472.02 × 154,406,832.12
  4. Step 4: Simplify right side
    400,048,831.80x = 92,658,995,210,996,416
  5. Step 5: Solve for x
    x = 92,658,995,210,996,416/400,048,831.80
  6. Step 6: Final answer
    x = 231,619,212.07

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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.