Home / 959,619,139.56-1,439,959,855.50-468,336,479.04

Finding the Fourth Proportional to 959,619,139.56, 1,439,959,855.50 and 468,336,479.04

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Solution

The fourth proportional to 959,619,139.56, 1,439,959,855.50 and 468,336,479.04 is: 702,763,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,619,139.56 : 1,439,959,855.50 = 468,336,479.04 : x
  2. Step 2: Convert to fraction form
    959,619,139.56/1,439,959,855.50 = 468,336,479.04/x
  3. Step 3: Cross multiply
    959,619,139.56x = 1,439,959,855.50 × 468,336,479.04
  4. Step 4: Simplify right side
    959,619,139.56x = 674,385,728,683,817,216
  5. Step 5: Solve for x
    x = 674,385,728,683,817,216/959,619,139.56
  6. Step 6: Final answer
    x = 702,763,941.32

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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.