Home / 93,312,002.40-139,968,003.60-65,840,949.60

Finding the Fourth Proportional to 93,312,002.40, 139,968,003.60 and 65,840,949.60

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Solution

The fourth proportional to 93,312,002.40, 139,968,003.60 and 65,840,949.60 is: 98,761,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,002.40 : 139,968,003.60 = 65,840,949.60 : x
  2. Step 2: Convert to fraction form
    93,312,002.40/139,968,003.60 = 65,840,949.60/x
  3. Step 3: Cross multiply
    93,312,002.40x = 139,968,003.60 × 65,840,949.60
  4. Step 4: Simplify right side
    93,312,002.40x = 9,215,626,270,640,218
  5. Step 5: Solve for x
    x = 9,215,626,270,640,218/93,312,002.40
  6. Step 6: Final answer
    x = 98,761,424.40

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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.