Home / 417,317,959,898.56-626,012,998,660.08-115,130,562,618.54

Finding the Fourth Proportional to 417,317,959,898.56, 626,012,998,660.08 and 115,130,562,618.54

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Solution

The fourth proportional to 417,317,959,898.56, 626,012,998,660.08 and 115,130,562,618.54 is: 172,705,791,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,317,959,898.56 : 626,012,998,660.08 = 115,130,562,618.54 : x
  2. Step 2: Convert to fraction form
    417,317,959,898.56/626,012,998,660.08 = 115,130,562,618.54/x
  3. Step 3: Cross multiply
    417,317,959,898.56x = 626,012,998,660.08 × 115,130,562,618.54
  4. Step 4: Simplify right side
    417,317,959,898.56x = 72,073,228,742,254,330,380,288
  5. Step 5: Solve for x
    x = 72,073,228,742,254,330,380,288/417,317,959,898.56
  6. Step 6: Final answer
    x = 172,705,791,909.30

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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.