Home / 77,594,009.98-116,400,019.95-25,783,236.40

Finding the Fourth Proportional to 77,594,009.98, 116,400,019.95 and 25,783,236.40

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Solution

The fourth proportional to 77,594,009.98, 116,400,019.95 and 25,783,236.40 is: 38,677,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,594,009.98 : 116,400,019.95 = 25,783,236.40 : x
  2. Step 2: Convert to fraction form
    77,594,009.98/116,400,019.95 = 25,783,236.40/x
  3. Step 3: Cross multiply
    77,594,009.98x = 116,400,019.95 × 25,783,236.40
  4. Step 4: Simplify right side
    77,594,009.98x = 3,001,169,231,335,566
  5. Step 5: Solve for x
    x = 3,001,169,231,335,566/77,594,009.98
  6. Step 6: Final answer
    x = 38,677,846.81

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1.5x scale

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.