Home / 209,831,265.70-314,770,518.15-64,263,670.90

Finding the Fourth Proportional to 209,831,265.70, 314,770,518.15 and 64,263,670.90

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Solution

The fourth proportional to 209,831,265.70, 314,770,518.15 and 64,263,670.90 is: 96,402,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,831,265.70 : 314,770,518.15 = 64,263,670.90 : x
  2. Step 2: Convert to fraction form
    209,831,265.70/314,770,518.15 = 64,263,670.90/x
  3. Step 3: Cross multiply
    209,831,265.70x = 314,770,518.15 × 64,263,670.90
  4. Step 4: Simplify right side
    209,831,265.70x = 20,228,308,987,414,076
  5. Step 5: Solve for x
    x = 20,228,308,987,414,076/209,831,265.70
  6. Step 6: Final answer
    x = 96,402,740.17

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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.