Home / 106,567,639.40-159,915,231.12-45,983,365.40

Finding the Fourth Proportional to 106,567,639.40, 159,915,231.12 and 45,983,365.40

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Solution

The fourth proportional to 106,567,639.40, 159,915,231.12 and 45,983,365.40 is: 69,002,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,567,639.40 : 159,915,231.12 = 45,983,365.40 : x
  2. Step 2: Convert to fraction form
    106,567,639.40/159,915,231.12 = 45,983,365.40/x
  3. Step 3: Cross multiply
    106,567,639.40x = 159,915,231.12 × 45,983,365.40
  4. Step 4: Simplify right side
    106,567,639.40x = 7,353,440,505,616,411
  5. Step 5: Solve for x
    x = 7,353,440,505,616,411/106,567,639.40
  6. Step 6: Final answer
    x = 69,002,565.38

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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.