Home / 317,284,385,755.58-475,989,390,311.53-90,645,767,260.24

Finding the Fourth Proportional to 317,284,385,755.58, 475,989,390,311.53 and 90,645,767,260.24

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Solution

The fourth proportional to 317,284,385,755.58, 475,989,390,311.53 and 90,645,767,260.24 is: 135,986,595,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,284,385,755.58 : 475,989,390,311.53 = 90,645,767,260.24 : x
  2. Step 2: Convert to fraction form
    317,284,385,755.58/475,989,390,311.53 = 90,645,767,260.24/x
  3. Step 3: Cross multiply
    317,284,385,755.58x = 475,989,390,311.53 × 90,645,767,260.24
  4. Step 4: Simplify right side
    317,284,385,755.58x = 43,146,423,492,520,108,359,680
  5. Step 5: Solve for x
    x = 43,146,423,492,520,108,359,680/317,284,385,755.58
  6. Step 6: Final answer
    x = 135,986,595,715.30

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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.