Home / 958,578,300.12-1,438,011,220.08-336,683,919.84

Finding the Fourth Proportional to 958,578,300.12, 1,438,011,220.08 and 336,683,919.84

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Solution

The fourth proportional to 958,578,300.12, 1,438,011,220.08 and 336,683,919.84 is: 505,076,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,578,300.12 : 1,438,011,220.08 = 336,683,919.84 : x
  2. Step 2: Convert to fraction form
    958,578,300.12/1,438,011,220.08 = 336,683,919.84/x
  3. Step 3: Cross multiply
    958,578,300.12x = 1,438,011,220.08 × 336,683,919.84
  4. Step 4: Simplify right side
    958,578,300.12x = 484,155,254,357,530,624
  5. Step 5: Solve for x
    x = 484,155,254,357,530,624/958,578,300.12
  6. Step 6: Final answer
    x = 505,076,376.44

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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.