Home / 134,764,259.81-185,974,676.39-72,884,598.17

Finding the Fourth Proportional to 134,764,259.81, 185,974,676.39 and 72,884,598.17

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Solution

The fourth proportional to 134,764,259.81, 185,974,676.39 and 72,884,598.17 is: 100,580,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,764,259.81 : 185,974,676.39 = 72,884,598.17 : x
  2. Step 2: Convert to fraction form
    134,764,259.81/185,974,676.39 = 72,884,598.17/x
  3. Step 3: Cross multiply
    134,764,259.81x = 185,974,676.39 × 72,884,598.17
  4. Step 4: Simplify right side
    134,764,259.81x = 13,554,689,557,733,276
  5. Step 5: Solve for x
    x = 13,554,689,557,733,276/134,764,259.81
  6. Step 6: Final answer
    x = 100,580,744.31

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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.