Home / 97,920,051.20-146,880,076.80-88,178,278.40

Finding the Fourth Proportional to 97,920,051.20, 146,880,076.80 and 88,178,278.40

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Solution

The fourth proportional to 97,920,051.20, 146,880,076.80 and 88,178,278.40 is: 132,267,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,920,051.20 : 146,880,076.80 = 88,178,278.40 : x
  2. Step 2: Convert to fraction form
    97,920,051.20/146,880,076.80 = 88,178,278.40/x
  3. Step 3: Cross multiply
    97,920,051.20x = 146,880,076.80 × 88,178,278.40
  4. Step 4: Simplify right side
    97,920,051.20x = 12,951,632,303,483,784
  5. Step 5: Solve for x
    x = 12,951,632,303,483,784/97,920,051.20
  6. Step 6: Final answer
    x = 132,267,417.60

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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.