Home / 153,233,194.78-211,466,274.56-83,623,059.37

Finding the Fourth Proportional to 153,233,194.78, 211,466,274.56 and 83,623,059.37

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Solution

The fourth proportional to 153,233,194.78, 211,466,274.56 and 83,623,059.37 is: 115,402,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,233,194.78 : 211,466,274.56 = 83,623,059.37 : x
  2. Step 2: Convert to fraction form
    153,233,194.78/211,466,274.56 = 83,623,059.37/x
  3. Step 3: Cross multiply
    153,233,194.78x = 211,466,274.56 × 83,623,059.37
  4. Step 4: Simplify right side
    153,233,194.78x = 17,683,456,832,283,602
  5. Step 5: Solve for x
    x = 17,683,456,832,283,602/153,233,194.78
  6. Step 6: Final answer
    x = 115,402,259.01

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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.