Home / 486,357,395.07-670,671,544.27-416,025,824.74

Finding the Fourth Proportional to 486,357,395.07, 670,671,544.27 and 416,025,824.74

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Solution

The fourth proportional to 486,357,395.07, 670,671,544.27 and 416,025,824.74 is: 573,686,521.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,357,395.07 : 670,671,544.27 = 416,025,824.74 : x
  2. Step 2: Convert to fraction form
    486,357,395.07/670,671,544.27 = 416,025,824.74/x
  3. Step 3: Cross multiply
    486,357,395.07x = 670,671,544.27 × 416,025,824.74
  4. Step 4: Simplify right side
    486,357,395.07x = 279,016,682,334,576,160
  5. Step 5: Solve for x
    x = 279,016,682,334,576,160/486,357,395.07
  6. Step 6: Final answer
    x = 573,686,521.81

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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.