Home / 115,912,213.60-173,868,320.40-52,211,221.60

Finding the Fourth Proportional to 115,912,213.60, 173,868,320.40 and 52,211,221.60

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Solution

The fourth proportional to 115,912,213.60, 173,868,320.40 and 52,211,221.60 is: 78,316,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,213.60 : 173,868,320.40 = 52,211,221.60 : x
  2. Step 2: Convert to fraction form
    115,912,213.60/173,868,320.40 = 52,211,221.60/x
  3. Step 3: Cross multiply
    115,912,213.60x = 173,868,320.40 × 52,211,221.60
  4. Step 4: Simplify right side
    115,912,213.60x = 9,077,877,405,624,202
  5. Step 5: Solve for x
    x = 9,077,877,405,624,202/115,912,213.60
  6. Step 6: Final answer
    x = 78,316,832.40

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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.