Home / 79,906,943.79-110,290,009.64-46,877,803.61

Finding the Fourth Proportional to 79,906,943.79, 110,290,009.64 and 46,877,803.61

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Solution

The fourth proportional to 79,906,943.79, 110,290,009.64 and 46,877,803.61 is: 64,702,179.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,906,943.79 : 110,290,009.64 = 46,877,803.61 : x
  2. Step 2: Convert to fraction form
    79,906,943.79/110,290,009.64 = 46,877,803.61/x
  3. Step 3: Cross multiply
    79,906,943.79x = 110,290,009.64 × 46,877,803.61
  4. Step 4: Simplify right side
    79,906,943.79x = 5,170,153,411,263,088
  5. Step 5: Solve for x
    x = 5,170,153,411,263,088/79,906,943.79
  6. Step 6: Final answer
    x = 64,702,179.39

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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.