Home / 133,641,142.80-200,461,714.20-65,616,694.80

Finding the Fourth Proportional to 133,641,142.80, 200,461,714.20 and 65,616,694.80

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Solution

The fourth proportional to 133,641,142.80, 200,461,714.20 and 65,616,694.80 is: 98,425,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,641,142.80 : 200,461,714.20 = 65,616,694.80 : x
  2. Step 2: Convert to fraction form
    133,641,142.80/200,461,714.20 = 65,616,694.80/x
  3. Step 3: Cross multiply
    133,641,142.80x = 200,461,714.20 × 65,616,694.80
  4. Step 4: Simplify right side
    133,641,142.80x = 13,153,635,119,746,224
  5. Step 5: Solve for x
    x = 13,153,635,119,746,224/133,641,142.80
  6. Step 6: Final answer
    x = 98,425,042.20

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1.5x scale

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.