Home / 144,955,165.60-217,291,030.80-129,649,664.80

Finding the Fourth Proportional to 144,955,165.60, 217,291,030.80 and 129,649,664.80

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Solution

The fourth proportional to 144,955,165.60, 217,291,030.80 and 129,649,664.80 is: 194,347,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,955,165.60 : 217,291,030.80 = 129,649,664.80 : x
  2. Step 2: Convert to fraction form
    144,955,165.60/217,291,030.80 = 129,649,664.80/x
  3. Step 3: Cross multiply
    144,955,165.60x = 217,291,030.80 × 129,649,664.80
  4. Step 4: Simplify right side
    144,955,165.60x = 28,171,709,307,266,476
  5. Step 5: Solve for x
    x = 28,171,709,307,266,476/144,955,165.60
  6. Step 6: Final answer
    x = 194,347,743.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.