Home / 977,285,383.60-1,465,077,769.80-588,695,724.40

Finding the Fourth Proportional to 977,285,383.60, 1,465,077,769.80 and 588,695,724.40

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Solution

The fourth proportional to 977,285,383.60, 1,465,077,769.80 and 588,695,724.40 is: 882,531,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,285,383.60 : 1,465,077,769.80 = 588,695,724.40 : x
  2. Step 2: Convert to fraction form
    977,285,383.60/1,465,077,769.80 = 588,695,724.40/x
  3. Step 3: Cross multiply
    977,285,383.60x = 1,465,077,769.80 × 588,695,724.40
  4. Step 4: Simplify right side
    977,285,383.60x = 862,485,018,994,747,392
  5. Step 5: Solve for x
    x = 862,485,018,994,747,392/977,285,383.60
  6. Step 6: Final answer
    x = 882,531,380.77

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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.