Home / 1,089,165,718.20-1,633,536,000.90-362,154,430.20

Finding the Fourth Proportional to 1,089,165,718.20, 1,633,536,000.90 and 362,154,430.20

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Solution

The fourth proportional to 1,089,165,718.20, 1,633,536,000.90 and 362,154,430.20 is: 543,160,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,165,718.20 : 1,633,536,000.90 = 362,154,430.20 : x
  2. Step 2: Convert to fraction form
    1,089,165,718.20/1,633,536,000.90 = 362,154,430.20/x
  3. Step 3: Cross multiply
    1,089,165,718.20x = 1,633,536,000.90 × 362,154,430.20
  4. Step 4: Simplify right side
    1,089,165,718.20x = 591,592,299,617,126,144
  5. Step 5: Solve for x
    x = 591,592,299,617,126,144/1,089,165,718.20
  6. Step 6: Final answer
    x = 543,160,962.31

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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.