Home / 260,092,006.40-390,138,009.60-106,848,041.60

Finding the Fourth Proportional to 260,092,006.40, 390,138,009.60 and 106,848,041.60

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Solution

The fourth proportional to 260,092,006.40, 390,138,009.60 and 106,848,041.60 is: 160,272,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,092,006.40 : 390,138,009.60 = 106,848,041.60 : x
  2. Step 2: Convert to fraction form
    260,092,006.40/390,138,009.60 = 106,848,041.60/x
  3. Step 3: Cross multiply
    260,092,006.40x = 390,138,009.60 × 106,848,041.60
  4. Step 4: Simplify right side
    260,092,006.40x = 41,685,482,279,482,000
  5. Step 5: Solve for x
    x = 41,685,482,279,482,000/260,092,006.40
  6. Step 6: Final answer
    x = 160,272,062.40

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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.