Home / 979,841,602.60-1,469,762,403.90-846,816,015.40

Finding the Fourth Proportional to 979,841,602.60, 1,469,762,403.90 and 846,816,015.40

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Solution

The fourth proportional to 979,841,602.60, 1,469,762,403.90 and 846,816,015.40 is: 1,270,224,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,841,602.60 : 1,469,762,403.90 = 846,816,015.40 : x
  2. Step 2: Convert to fraction form
    979,841,602.60/1,469,762,403.90 = 846,816,015.40/x
  3. Step 3: Cross multiply
    979,841,602.60x = 1,469,762,403.90 × 846,816,015.40
  4. Step 4: Simplify right side
    979,841,602.60x = 1,244,618,342,455,323,392
  5. Step 5: Solve for x
    x = 1,244,618,342,455,323,392/979,841,602.60
  6. Step 6: Final answer
    x = 1,270,224,023.10

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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.