Home / 317,052,000.70-475,578,001.05-144,865,116.70

Finding the Fourth Proportional to 317,052,000.70, 475,578,001.05 and 144,865,116.70

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Solution

The fourth proportional to 317,052,000.70, 475,578,001.05 and 144,865,116.70 is: 217,297,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,052,000.70 : 475,578,001.05 = 144,865,116.70 : x
  2. Step 2: Convert to fraction form
    317,052,000.70/475,578,001.05 = 144,865,116.70/x
  3. Step 3: Cross multiply
    317,052,000.70x = 475,578,001.05 × 144,865,116.70
  4. Step 4: Simplify right side
    317,052,000.70x = 68,894,662,622,060,968
  5. Step 5: Solve for x
    x = 68,894,662,622,060,968/317,052,000.70
  6. Step 6: Final answer
    x = 217,297,675.05

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1.5x scale

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.