Home / 827,144,694.90-1,240,717,042.35-736,746,580.80

Finding the Fourth Proportional to 827,144,694.90, 1,240,717,042.35 and 736,746,580.80

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Solution

The fourth proportional to 827,144,694.90, 1,240,717,042.35 and 736,746,580.80 is: 1,105,119,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,144,694.90 : 1,240,717,042.35 = 736,746,580.80 : x
  2. Step 2: Convert to fraction form
    827,144,694.90/1,240,717,042.35 = 736,746,580.80/x
  3. Step 3: Cross multiply
    827,144,694.90x = 1,240,717,042.35 × 736,746,580.80
  4. Step 4: Simplify right side
    827,144,694.90x = 914,094,038,691,651,200
  5. Step 5: Solve for x
    x = 914,094,038,691,651,200/827,144,694.90
  6. Step 6: Final answer
    x = 1,105,119,871.20

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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.