Home / 98,013,784.60-146,796,728.10-57,703,000.60

Finding the Fourth Proportional to 98,013,784.60, 146,796,728.10 and 57,703,000.60

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Solution

The fourth proportional to 98,013,784.60, 146,796,728.10 and 57,703,000.60 is: 86,422,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,013,784.60 : 146,796,728.10 = 57,703,000.60 : x
  2. Step 2: Convert to fraction form
    98,013,784.60/146,796,728.10 = 57,703,000.60/x
  3. Step 3: Cross multiply
    98,013,784.60x = 146,796,728.10 × 57,703,000.60
  4. Step 4: Simplify right side
    98,013,784.60x = 8,470,611,689,632,337
  5. Step 5: Solve for x
    x = 8,470,611,689,632,337/98,013,784.60
  6. Step 6: Final answer
    x = 86,422,657.02

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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.