Home / 889,147,158.93-1,333,899,605.84-306,903,956.85

Finding the Fourth Proportional to 889,147,158.93, 1,333,899,605.84 and 306,903,956.85

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Solution

The fourth proportional to 889,147,158.93, 1,333,899,605.84 and 306,903,956.85 is: 460,417,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,147,158.93 : 1,333,899,605.84 = 306,903,956.85 : x
  2. Step 2: Convert to fraction form
    889,147,158.93/1,333,899,605.84 = 306,903,956.85/x
  3. Step 3: Cross multiply
    889,147,158.93x = 1,333,899,605.84 × 306,903,956.85
  4. Step 4: Simplify right side
    889,147,158.93x = 409,379,067,071,416,896
  5. Step 5: Solve for x
    x = 409,379,067,071,416,896/889,147,158.93
  6. Step 6: Final answer
    x = 460,417,674.35

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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.