Home / 863,380,929.60-1,295,071,394.40-587,881,915.20

Finding the Fourth Proportional to 863,380,929.60, 1,295,071,394.40 and 587,881,915.20

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Solution

The fourth proportional to 863,380,929.60, 1,295,071,394.40 and 587,881,915.20 is: 881,822,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,380,929.60 : 1,295,071,394.40 = 587,881,915.20 : x
  2. Step 2: Convert to fraction form
    863,380,929.60/1,295,071,394.40 = 587,881,915.20/x
  3. Step 3: Cross multiply
    863,380,929.60x = 1,295,071,394.40 × 587,881,915.20
  4. Step 4: Simplify right side
    863,380,929.60x = 761,349,051,660,606,720
  5. Step 5: Solve for x
    x = 761,349,051,660,606,720/863,380,929.60
  6. Step 6: Final answer
    x = 881,822,872.80

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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.