Home / 423,266,622.68-634,981,696.32-160,930,775.72

Finding the Fourth Proportional to 423,266,622.68, 634,981,696.32 and 160,930,775.72

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Solution

The fourth proportional to 423,266,622.68, 634,981,696.32 and 160,930,775.72 is: 241,427,250.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,266,622.68 : 634,981,696.32 = 160,930,775.72 : x
  2. Step 2: Convert to fraction form
    423,266,622.68/634,981,696.32 = 160,930,775.72/x
  3. Step 3: Cross multiply
    423,266,622.68x = 634,981,696.32 × 160,930,775.72
  4. Step 4: Simplify right side
    423,266,622.68x = 102,188,096,956,779,072
  5. Step 5: Solve for x
    x = 102,188,096,956,779,072/423,266,622.68
  6. Step 6: Final answer
    x = 241,427,250.53

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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.