Home / 133,232,399.04-183,911,447.52-86,833,940.16

Finding the Fourth Proportional to 133,232,399.04, 183,911,447.52 and 86,833,940.16

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Solution

The fourth proportional to 133,232,399.04, 183,911,447.52 and 86,833,940.16 is: 119,863,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,232,399.04 : 183,911,447.52 = 86,833,940.16 : x
  2. Step 2: Convert to fraction form
    133,232,399.04/183,911,447.52 = 86,833,940.16/x
  3. Step 3: Cross multiply
    133,232,399.04x = 183,911,447.52 × 86,833,940.16
  4. Step 4: Simplify right side
    133,232,399.04x = 15,969,755,628,690,660
  5. Step 5: Solve for x
    x = 15,969,755,628,690,660/133,232,399.04
  6. Step 6: Final answer
    x = 119,863,905.05

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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.