Home / 97,677,340.40-146,390,039.40-74,845,060.40

Finding the Fourth Proportional to 97,677,340.40, 146,390,039.40 and 74,845,060.40

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Solution

The fourth proportional to 97,677,340.40, 146,390,039.40 and 74,845,060.40 is: 112,171,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,677,340.40 : 146,390,039.40 = 74,845,060.40 : x
  2. Step 2: Convert to fraction form
    97,677,340.40/146,390,039.40 = 74,845,060.40/x
  3. Step 3: Cross multiply
    97,677,340.40x = 146,390,039.40 × 74,845,060.40
  4. Step 4: Simplify right side
    97,677,340.40x = 10,956,571,340,851,382
  5. Step 5: Solve for x
    x = 10,956,571,340,851,382/97,677,340.40
  6. Step 6: Final answer
    x = 112,171,065.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.