Home / 194,430,267.60-291,390,279.48-143,071,803.60

Finding the Fourth Proportional to 194,430,267.60, 291,390,279.48 and 143,071,803.60

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Solution

The fourth proportional to 194,430,267.60, 291,390,279.48 and 143,071,803.60 is: 214,419,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,430,267.60 : 291,390,279.48 = 143,071,803.60 : x
  2. Step 2: Convert to fraction form
    194,430,267.60/291,390,279.48 = 143,071,803.60/x
  3. Step 3: Cross multiply
    194,430,267.60x = 291,390,279.48 × 143,071,803.60
  4. Step 4: Simplify right side
    194,430,267.60x = 41,689,732,836,711,672
  5. Step 5: Solve for x
    x = 41,689,732,836,711,672/194,430,267.60
  6. Step 6: Final answer
    x = 214,419,973.55

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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.