Home / 153,232,940.94-211,465,924.56-83,622,805.80

Finding the Fourth Proportional to 153,232,940.94, 211,465,924.56 and 83,622,805.80

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Solution

The fourth proportional to 153,232,940.94, 211,465,924.56 and 83,622,805.80 is: 115,401,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,232,940.94 : 211,465,924.56 = 83,622,805.80 : x
  2. Step 2: Convert to fraction form
    153,232,940.94/211,465,924.56 = 83,622,805.80/x
  3. Step 3: Cross multiply
    153,232,940.94x = 211,465,924.56 × 83,622,805.80
  4. Step 4: Simplify right side
    153,232,940.94x = 17,683,373,942,798,330
  5. Step 5: Solve for x
    x = 17,683,373,942,798,330/153,232,940.94
  6. Step 6: Final answer
    x = 115,401,909.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.