Home / 384,977,107.60-577,465,661.40-282,940,435.60

Finding the Fourth Proportional to 384,977,107.60, 577,465,661.40 and 282,940,435.60

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Solution

The fourth proportional to 384,977,107.60, 577,465,661.40 and 282,940,435.60 is: 424,410,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,977,107.60 : 577,465,661.40 = 282,940,435.60 : x
  2. Step 2: Convert to fraction form
    384,977,107.60/577,465,661.40 = 282,940,435.60/x
  3. Step 3: Cross multiply
    384,977,107.60x = 577,465,661.40 × 282,940,435.60
  4. Step 4: Simplify right side
    384,977,107.60x = 163,388,385,780,558,112
  5. Step 5: Solve for x
    x = 163,388,385,780,558,112/384,977,107.60
  6. Step 6: Final answer
    x = 424,410,653.40

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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.