Home / 193,814,449.44-290,721,674.16-78,772,038.24

Finding the Fourth Proportional to 193,814,449.44, 290,721,674.16 and 78,772,038.24

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Solution

The fourth proportional to 193,814,449.44, 290,721,674.16 and 78,772,038.24 is: 118,158,057.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,814,449.44 : 290,721,674.16 = 78,772,038.24 : x
  2. Step 2: Convert to fraction form
    193,814,449.44/290,721,674.16 = 78,772,038.24/x
  3. Step 3: Cross multiply
    193,814,449.44x = 290,721,674.16 × 78,772,038.24
  4. Step 4: Simplify right side
    193,814,449.44x = 22,900,738,834,128,340
  5. Step 5: Solve for x
    x = 22,900,738,834,128,340/193,814,449.44
  6. Step 6: Final answer
    x = 118,158,057.36

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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.