Home / 1,180,801,500.50-1,629,495,342.91-644,953,054.02

Finding the Fourth Proportional to 1,180,801,500.50, 1,629,495,342.91 and 644,953,054.02

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Solution

The fourth proportional to 1,180,801,500.50, 1,629,495,342.91 and 644,953,054.02 is: 890,029,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,801,500.50 : 1,629,495,342.91 = 644,953,054.02 : x
  2. Step 2: Convert to fraction form
    1,180,801,500.50/1,629,495,342.91 = 644,953,054.02/x
  3. Step 3: Cross multiply
    1,180,801,500.50x = 1,629,495,342.91 × 644,953,054.02
  4. Step 4: Simplify right side
    1,180,801,500.50x = 1,050,947,997,921,171,712
  5. Step 5: Solve for x
    x = 1,050,947,997,921,171,712/1,180,801,500.50
  6. Step 6: Final answer
    x = 890,029,355.04

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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.