Home / 202,423,170.40-303,634,755.60-125,895,666.40

Finding the Fourth Proportional to 202,423,170.40, 303,634,755.60 and 125,895,666.40

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Solution

The fourth proportional to 202,423,170.40, 303,634,755.60 and 125,895,666.40 is: 188,843,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,423,170.40 : 303,634,755.60 = 125,895,666.40 : x
  2. Step 2: Convert to fraction form
    202,423,170.40/303,634,755.60 = 125,895,666.40/x
  3. Step 3: Cross multiply
    202,423,170.40x = 303,634,755.60 × 125,895,666.40
  4. Step 4: Simplify right side
    202,423,170.40x = 38,226,299,898,463,136
  5. Step 5: Solve for x
    x = 38,226,299,898,463,136/202,423,170.40
  6. Step 6: Final answer
    x = 188,843,499.60

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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.