Home / 77,164,719-106,485,975.89-41,881,767.01

Finding the Fourth Proportional to 77,164,719, 106,485,975.89 and 41,881,767.01

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Solution

The fourth proportional to 77,164,719, 106,485,975.89 and 41,881,767.01 is: 57,796,113.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,164,719 : 106,485,975.89 = 41,881,767.01 : x
  2. Step 2: Convert to fraction form
    77,164,719/106,485,975.89 = 41,881,767.01/x
  3. Step 3: Cross multiply
    77,164,719x = 106,485,975.89 × 41,881,767.01
  4. Step 4: Simplify right side
    77,164,719x = 4,459,820,832,057,457
  5. Step 5: Solve for x
    x = 4,459,820,832,057,457/77,164,719
  6. Step 6: Final answer
    x = 57,796,113.17

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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.