Home / 777,312,823.40-1,165,981,676.70-202,884,151.40

Finding the Fourth Proportional to 777,312,823.40, 1,165,981,676.70 and 202,884,151.40

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Solution

The fourth proportional to 777,312,823.40, 1,165,981,676.70 and 202,884,151.40 is: 304,329,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,312,823.40 : 1,165,981,676.70 = 202,884,151.40 : x
  2. Step 2: Convert to fraction form
    777,312,823.40/1,165,981,676.70 = 202,884,151.40/x
  3. Step 3: Cross multiply
    777,312,823.40x = 1,165,981,676.70 × 202,884,151.40
  4. Step 4: Simplify right side
    777,312,823.40x = 236,559,203,025,228,672
  5. Step 5: Solve for x
    x = 236,559,203,025,228,672/777,312,823.40
  6. Step 6: Final answer
    x = 304,329,474.45

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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.