Home / 959,421,599.94-1,324,002,250.89-519,388,451.94

Finding the Fourth Proportional to 959,421,599.94, 1,324,002,250.89 and 519,388,451.94

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Solution

The fourth proportional to 959,421,599.94, 1,324,002,250.89 and 519,388,451.94 is: 716,756,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,421,599.94 : 1,324,002,250.89 = 519,388,451.94 : x
  2. Step 2: Convert to fraction form
    959,421,599.94/1,324,002,250.89 = 519,388,451.94/x
  3. Step 3: Cross multiply
    959,421,599.94x = 1,324,002,250.89 × 519,388,451.94
  4. Step 4: Simplify right side
    959,421,599.94x = 687,671,479,454,832,640
  5. Step 5: Solve for x
    x = 687,671,479,454,832,640/959,421,599.94
  6. Step 6: Final answer
    x = 716,756,303.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.