Home / 97,918,688.80-146,914,191.60-40,415,946.40

Finding the Fourth Proportional to 97,918,688.80, 146,914,191.60 and 40,415,946.40

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Solution

The fourth proportional to 97,918,688.80, 146,914,191.60 and 40,415,946.40 is: 60,638,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,918,688.80 : 146,914,191.60 = 40,415,946.40 : x
  2. Step 2: Convert to fraction form
    97,918,688.80/146,914,191.60 = 40,415,946.40/x
  3. Step 3: Cross multiply
    97,918,688.80x = 146,914,191.60 × 40,415,946.40
  4. Step 4: Simplify right side
    97,918,688.80x = 5,937,676,093,104,930
  5. Step 5: Solve for x
    x = 5,937,676,093,104,930/97,918,688.80
  6. Step 6: Final answer
    x = 60,638,843.98

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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.