Home / 77,142,458.96-106,426,287.60-44,084,973.20

Finding the Fourth Proportional to 77,142,458.96, 106,426,287.60 and 44,084,973.20

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Solution

The fourth proportional to 77,142,458.96, 106,426,287.60 and 44,084,973.20 is: 60,819,944.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,142,458.96 : 106,426,287.60 = 44,084,973.20 : x
  2. Step 2: Convert to fraction form
    77,142,458.96/106,426,287.60 = 44,084,973.20/x
  3. Step 3: Cross multiply
    77,142,458.96x = 106,426,287.60 × 44,084,973.20
  4. Step 4: Simplify right side
    77,142,458.96x = 4,691,800,036,621,492
  5. Step 5: Solve for x
    x = 4,691,800,036,621,492/77,142,458.96
  6. Step 6: Final answer
    x = 60,819,944.03

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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.