Home / 866,114,429.70-1,299,171,644.55-283,708,237.80

Finding the Fourth Proportional to 866,114,429.70, 1,299,171,644.55 and 283,708,237.80

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Solution

The fourth proportional to 866,114,429.70, 1,299,171,644.55 and 283,708,237.80 is: 425,562,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,114,429.70 : 1,299,171,644.55 = 283,708,237.80 : x
  2. Step 2: Convert to fraction form
    866,114,429.70/1,299,171,644.55 = 283,708,237.80/x
  3. Step 3: Cross multiply
    866,114,429.70x = 1,299,171,644.55 × 283,708,237.80
  4. Step 4: Simplify right side
    866,114,429.70x = 368,585,697,875,008,448
  5. Step 5: Solve for x
    x = 368,585,697,875,008,448/866,114,429.70
  6. Step 6: Final answer
    x = 425,562,356.70

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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.