Home / 983,432,060.80-1,475,222,740.80-293,285,449.60

Finding the Fourth Proportional to 983,432,060.80, 1,475,222,740.80 and 293,285,449.60

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Solution

The fourth proportional to 983,432,060.80, 1,475,222,740.80 and 293,285,449.60 is: 439,950,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,432,060.80 : 1,475,222,740.80 = 293,285,449.60 : x
  2. Step 2: Convert to fraction form
    983,432,060.80/1,475,222,740.80 = 293,285,449.60/x
  3. Step 3: Cross multiply
    983,432,060.80x = 1,475,222,740.80 × 293,285,449.60
  4. Step 4: Simplify right side
    983,432,060.80x = 432,661,364,795,672,256
  5. Step 5: Solve for x
    x = 432,661,364,795,672,256/983,432,060.80
  6. Step 6: Final answer
    x = 439,950,436.88

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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.