Home / 3,151,872,774.40-4,727,809,161.60-854,158,086.40

Finding the Fourth Proportional to 3,151,872,774.40, 4,727,809,161.60 and 854,158,086.40

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Solution

The fourth proportional to 3,151,872,774.40, 4,727,809,161.60 and 854,158,086.40 is: 1,281,237,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,872,774.40 : 4,727,809,161.60 = 854,158,086.40 : x
  2. Step 2: Convert to fraction form
    3,151,872,774.40/4,727,809,161.60 = 854,158,086.40/x
  3. Step 3: Cross multiply
    3,151,872,774.40x = 4,727,809,161.60 × 854,158,086.40
  4. Step 4: Simplify right side
    3,151,872,774.40x = 4,038,296,426,336,644,608
  5. Step 5: Solve for x
    x = 4,038,296,426,336,644,608/3,151,872,774.40
  6. Step 6: Final answer
    x = 1,281,237,129.60

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1.5x scale

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.