Home / 98,989,857.80-148,537,930.80-41,487,941.60

Finding the Fourth Proportional to 98,989,857.80, 148,537,930.80 and 41,487,941.60

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Solution

The fourth proportional to 98,989,857.80, 148,537,930.80 and 41,487,941.60 is: 62,254,185.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,989,857.80 : 148,537,930.80 = 41,487,941.60 : x
  2. Step 2: Convert to fraction form
    98,989,857.80/148,537,930.80 = 41,487,941.60/x
  3. Step 3: Cross multiply
    98,989,857.80x = 148,537,930.80 × 41,487,941.60
  4. Step 4: Simplify right side
    98,989,857.80x = 6,162,532,998,415,242
  5. Step 5: Solve for x
    x = 6,162,532,998,415,242/98,989,857.80
  6. Step 6: Final answer
    x = 62,254,185.79

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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.