Home / 65,334,161.58-90,140,833.74-37,071,859.32

Finding the Fourth Proportional to 65,334,161.58, 90,140,833.74 and 37,071,859.32

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Solution

The fourth proportional to 65,334,161.58, 90,140,833.74 and 37,071,859.32 is: 51,147,642.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,334,161.58 : 90,140,833.74 = 37,071,859.32 : x
  2. Step 2: Convert to fraction form
    65,334,161.58/90,140,833.74 = 37,071,859.32/x
  3. Step 3: Cross multiply
    65,334,161.58x = 90,140,833.74 × 37,071,859.32
  4. Step 4: Simplify right side
    65,334,161.58x = 3,341,688,307,396,789.50
  5. Step 5: Solve for x
    x = 3,341,688,307,396,789.50/65,334,161.58
  6. Step 6: Final answer
    x = 51,147,642.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.