Home / 879,057,044.40-1,318,585,566.60-675,612,001.20

Finding the Fourth Proportional to 879,057,044.40, 1,318,585,566.60 and 675,612,001.20

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Solution

The fourth proportional to 879,057,044.40, 1,318,585,566.60 and 675,612,001.20 is: 1,013,418,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,057,044.40 : 1,318,585,566.60 = 675,612,001.20 : x
  2. Step 2: Convert to fraction form
    879,057,044.40/1,318,585,566.60 = 675,612,001.20/x
  3. Step 3: Cross multiply
    879,057,044.40x = 1,318,585,566.60 × 675,612,001.20
  4. Step 4: Simplify right side
    879,057,044.40x = 890,852,233,404,061,824
  5. Step 5: Solve for x
    x = 890,852,233,404,061,824/879,057,044.40
  6. Step 6: Final answer
    x = 1,013,418,001.80

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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.