Home / 215,706,645.60-323,559,968.40-149,701,673.40

Finding the Fourth Proportional to 215,706,645.60, 323,559,968.40 and 149,701,673.40

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Solution

The fourth proportional to 215,706,645.60, 323,559,968.40 and 149,701,673.40 is: 224,552,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,706,645.60 : 323,559,968.40 = 149,701,673.40 : x
  2. Step 2: Convert to fraction form
    215,706,645.60/323,559,968.40 = 149,701,673.40/x
  3. Step 3: Cross multiply
    215,706,645.60x = 323,559,968.40 × 149,701,673.40
  4. Step 4: Simplify right side
    215,706,645.60x = 48,437,468,714,731,120
  5. Step 5: Solve for x
    x = 48,437,468,714,731,120/215,706,645.60
  6. Step 6: Final answer
    x = 224,552,510.10

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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.