Home / 848,281,179.60-1,272,421,769.40-787,059,176.40

Finding the Fourth Proportional to 848,281,179.60, 1,272,421,769.40 and 787,059,176.40

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Solution

The fourth proportional to 848,281,179.60, 1,272,421,769.40 and 787,059,176.40 is: 1,180,588,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,281,179.60 : 1,272,421,769.40 = 787,059,176.40 : x
  2. Step 2: Convert to fraction form
    848,281,179.60/1,272,421,769.40 = 787,059,176.40/x
  3. Step 3: Cross multiply
    848,281,179.60x = 1,272,421,769.40 × 787,059,176.40
  4. Step 4: Simplify right side
    848,281,179.60x = 1,001,471,229,857,394,816
  5. Step 5: Solve for x
    x = 1,001,471,229,857,394,816/848,281,179.60
  6. Step 6: Final answer
    x = 1,180,588,764.60

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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.