Home / 144,343,445.40-216,090,015.30-135,934,867.80

Finding the Fourth Proportional to 144,343,445.40, 216,090,015.30 and 135,934,867.80

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Solution

The fourth proportional to 144,343,445.40, 216,090,015.30 and 135,934,867.80 is: 203,501,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,343,445.40 : 216,090,015.30 = 135,934,867.80 : x
  2. Step 2: Convert to fraction form
    144,343,445.40/216,090,015.30 = 135,934,867.80/x
  3. Step 3: Cross multiply
    144,343,445.40x = 216,090,015.30 × 135,934,867.80
  4. Step 4: Simplify right side
    144,343,445.40x = 29,374,167,662,705,480
  5. Step 5: Solve for x
    x = 29,374,167,662,705,480/144,343,445.40
  6. Step 6: Final answer
    x = 203,501,915.74

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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.