Home / 1,441,618,201,787.50-1,989,435,088,533.60-782,424,288,281.28

Finding the Fourth Proportional to 1,441,618,201,787.50, 1,989,435,088,533.60 and 782,424,288,281.28

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Solution

The fourth proportional to 1,441,618,201,787.50, 1,989,435,088,533.60 and 782,424,288,281.28 is: 1,079,746,587,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,618,201,787.50 : 1,989,435,088,533.60 = 782,424,288,281.28 : x
  2. Step 2: Convert to fraction form
    1,441,618,201,787.50/1,989,435,088,533.60 = 782,424,288,281.28/x
  3. Step 3: Cross multiply
    1,441,618,201,787.50x = 1,989,435,088,533.60 × 782,424,288,281.28
  4. Step 4: Simplify right side
    1,441,618,201,787.50x = 1,556,582,333,227,707,488,272,384
  5. Step 5: Solve for x
    x = 1,556,582,333,227,707,488,272,384/1,441,618,201,787.50
  6. Step 6: Final answer
    x = 1,079,746,587,062.83

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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.