Home / 190,310,785.02-262,644,943.52-106,677,578.70

Finding the Fourth Proportional to 190,310,785.02, 262,644,943.52 and 106,677,578.70

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Solution

The fourth proportional to 190,310,785.02, 262,644,943.52 and 106,677,578.70 is: 147,224,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,310,785.02 : 262,644,943.52 = 106,677,578.70 : x
  2. Step 2: Convert to fraction form
    190,310,785.02/262,644,943.52 = 106,677,578.70/x
  3. Step 3: Cross multiply
    190,310,785.02x = 262,644,943.52 × 106,677,578.70
  4. Step 4: Simplify right side
    190,310,785.02x = 28,018,326,631,978,468
  5. Step 5: Solve for x
    x = 28,018,326,631,978,468/190,310,785.02
  6. Step 6: Final answer
    x = 147,224,061.05

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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.