Home / 587,938,501.20-881,907,751.80-479,099,384.40

Finding the Fourth Proportional to 587,938,501.20, 881,907,751.80 and 479,099,384.40

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Solution

The fourth proportional to 587,938,501.20, 881,907,751.80 and 479,099,384.40 is: 718,649,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,938,501.20 : 881,907,751.80 = 479,099,384.40 : x
  2. Step 2: Convert to fraction form
    587,938,501.20/881,907,751.80 = 479,099,384.40/x
  3. Step 3: Cross multiply
    587,938,501.20x = 881,907,751.80 × 479,099,384.40
  4. Step 4: Simplify right side
    587,938,501.20x = 422,521,460,984,967,936
  5. Step 5: Solve for x
    x = 422,521,460,984,967,936/587,938,501.20
  6. Step 6: Final answer
    x = 718,649,076.60

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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.