Home / 895,717,569.66-1,236,095,982.60-499,265,696.02

Finding the Fourth Proportional to 895,717,569.66, 1,236,095,982.60 and 499,265,696.02

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Solution

The fourth proportional to 895,717,569.66, 1,236,095,982.60 and 499,265,696.02 is: 688,989,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,717,569.66 : 1,236,095,982.60 = 499,265,696.02 : x
  2. Step 2: Convert to fraction form
    895,717,569.66/1,236,095,982.60 = 499,265,696.02/x
  3. Step 3: Cross multiply
    895,717,569.66x = 1,236,095,982.60 × 499,265,696.02
  4. Step 4: Simplify right side
    895,717,569.66x = 617,140,321,100,314,752
  5. Step 5: Solve for x
    x = 617,140,321,100,314,752/895,717,569.66
  6. Step 6: Final answer
    x = 688,989,857.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.