Home / 1,180,801,505.56-1,629,495,349.91-644,953,059.08

Finding the Fourth Proportional to 1,180,801,505.56, 1,629,495,349.91 and 644,953,059.08

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Solution

The fourth proportional to 1,180,801,505.56, 1,629,495,349.91 and 644,953,059.08 is: 890,029,362.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,801,505.56 : 1,629,495,349.91 = 644,953,059.08 : x
  2. Step 2: Convert to fraction form
    1,180,801,505.56/1,629,495,349.91 = 644,953,059.08/x
  3. Step 3: Cross multiply
    1,180,801,505.56x = 1,629,495,349.91 × 644,953,059.08
  4. Step 4: Simplify right side
    1,180,801,505.56x = 1,050,948,010,681,089,664
  5. Step 5: Solve for x
    x = 1,050,948,010,681,089,664/1,180,801,505.56
  6. Step 6: Final answer
    x = 890,029,362.04

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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.