Home / 918,352,675.20-1,377,529,012.80-373,485,244.80

Finding the Fourth Proportional to 918,352,675.20, 1,377,529,012.80 and 373,485,244.80

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Solution

The fourth proportional to 918,352,675.20, 1,377,529,012.80 and 373,485,244.80 is: 560,227,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,352,675.20 : 1,377,529,012.80 = 373,485,244.80 : x
  2. Step 2: Convert to fraction form
    918,352,675.20/1,377,529,012.80 = 373,485,244.80/x
  3. Step 3: Cross multiply
    918,352,675.20x = 1,377,529,012.80 × 373,485,244.80
  4. Step 4: Simplify right side
    918,352,675.20x = 514,486,760,564,710,336
  5. Step 5: Solve for x
    x = 514,486,760,564,710,336/918,352,675.20
  6. Step 6: Final answer
    x = 560,227,867.20

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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.