Home / 82,966,925.60-124,562,362.80-65,946,816.80

Finding the Fourth Proportional to 82,966,925.60, 124,562,362.80 and 65,946,816.80

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Solution

The fourth proportional to 82,966,925.60, 124,562,362.80 and 65,946,816.80 is: 99,009,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,966,925.60 : 124,562,362.80 = 65,946,816.80 : x
  2. Step 2: Convert to fraction form
    82,966,925.60/124,562,362.80 = 65,946,816.80/x
  3. Step 3: Cross multiply
    82,966,925.60x = 124,562,362.80 × 65,946,816.80
  4. Step 4: Simplify right side
    82,966,925.60x = 8,214,491,319,746,734
  5. Step 5: Solve for x
    x = 8,214,491,319,746,734/82,966,925.60
  6. Step 6: Final answer
    x = 99,009,228.80

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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.