Home / 103,112,892.81-142,298,488.90-56,072,717.48

Finding the Fourth Proportional to 103,112,892.81, 142,298,488.90 and 56,072,717.48

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Solution

The fourth proportional to 103,112,892.81, 142,298,488.90 and 56,072,717.48 is: 77,381,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,112,892.81 : 142,298,488.90 = 56,072,717.48 : x
  2. Step 2: Convert to fraction form
    103,112,892.81/142,298,488.90 = 56,072,717.48/x
  3. Step 3: Cross multiply
    103,112,892.81x = 142,298,488.90 × 56,072,717.48
  4. Step 4: Simplify right side
    103,112,892.81x = 7,979,062,966,346,454
  5. Step 5: Solve for x
    x = 7,979,062,966,346,454/103,112,892.81
  6. Step 6: Final answer
    x = 77,381,816.66

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