Home / 915,626,141.70-1,373,523,193.35-302,211,716.10

Finding the Fourth Proportional to 915,626,141.70, 1,373,523,193.35 and 302,211,716.10

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Solution

The fourth proportional to 915,626,141.70, 1,373,523,193.35 and 302,211,716.10 is: 453,345,292.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,626,141.70 : 1,373,523,193.35 = 302,211,716.10 : x
  2. Step 2: Convert to fraction form
    915,626,141.70/1,373,523,193.35 = 302,211,716.10/x
  3. Step 3: Cross multiply
    915,626,141.70x = 1,373,523,193.35 × 302,211,716.10
  4. Step 4: Simplify right side
    915,626,141.70x = 415,094,801,365,455,616
  5. Step 5: Solve for x
    x = 415,094,801,365,455,616/915,626,141.70
  6. Step 6: Final answer
    x = 453,345,292.87

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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.