Home / 97,920,980.20-146,545,547.10-89,858,823.40

Finding the Fourth Proportional to 97,920,980.20, 146,545,547.10 and 89,858,823.40

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Solution

The fourth proportional to 97,920,980.20, 146,545,547.10 and 89,858,823.40 is: 134,479,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,920,980.20 : 146,545,547.10 = 89,858,823.40 : x
  2. Step 2: Convert to fraction form
    97,920,980.20/146,545,547.10 = 89,858,823.40/x
  3. Step 3: Cross multiply
    97,920,980.20x = 146,545,547.10 × 89,858,823.40
  4. Step 4: Simplify right side
    97,920,980.20x = 13,168,410,436,915,282
  5. Step 5: Solve for x
    x = 13,168,410,436,915,282/97,920,980.20
  6. Step 6: Final answer
    x = 134,479,969.56

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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.