Home / 77,831,700.87-107,402,628.96-44,786,616.45

Finding the Fourth Proportional to 77,831,700.87, 107,402,628.96 and 44,786,616.45

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Solution

The fourth proportional to 77,831,700.87, 107,402,628.96 and 44,786,616.45 is: 61,802,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,831,700.87 : 107,402,628.96 = 44,786,616.45 : x
  2. Step 2: Convert to fraction form
    77,831,700.87/107,402,628.96 = 44,786,616.45/x
  3. Step 3: Cross multiply
    77,831,700.87x = 107,402,628.96 × 44,786,616.45
  4. Step 4: Simplify right side
    77,831,700.87x = 4,810,200,348,953,182
  5. Step 5: Solve for x
    x = 4,810,200,348,953,182/77,831,700.87
  6. Step 6: Final answer
    x = 61,802,585.52

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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.