Home / 892,175,411.09-1,231,235,294.75-535,001,339.10

Finding the Fourth Proportional to 892,175,411.09, 1,231,235,294.75 and 535,001,339.10

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Solution

The fourth proportional to 892,175,411.09, 1,231,235,294.75 and 535,001,339.10 is: 738,321,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,175,411.09 : 1,231,235,294.75 = 535,001,339.10 : x
  2. Step 2: Convert to fraction form
    892,175,411.09/1,231,235,294.75 = 535,001,339.10/x
  3. Step 3: Cross multiply
    892,175,411.09x = 1,231,235,294.75 × 535,001,339.10
  4. Step 4: Simplify right side
    892,175,411.09x = 658,712,531,433,120,512
  5. Step 5: Solve for x
    x = 658,712,531,433,120,512/892,175,411.09
  6. Step 6: Final answer
    x = 738,321,773.10

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Double scale
Find fourth proportional to 892,175,412.09, 1,231,235,296.13 and 535,001,340.10
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1.5x scale

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.