Home / 203,056,924,761.65-280,221,095,396.31-111,615,459,118.40

Finding the Fourth Proportional to 203,056,924,761.65, 280,221,095,396.31 and 111,615,459,118.40

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Solution

The fourth proportional to 203,056,924,761.65, 280,221,095,396.31 and 111,615,459,118.40 is: 154,030,729,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,056,924,761.65 : 280,221,095,396.31 = 111,615,459,118.40 : x
  2. Step 2: Convert to fraction form
    203,056,924,761.65/280,221,095,396.31 = 111,615,459,118.40/x
  3. Step 3: Cross multiply
    203,056,924,761.65x = 280,221,095,396.31 × 111,615,459,118.40
  4. Step 4: Simplify right side
    203,056,924,761.65x = 31,277,006,217,320,102,625,280
  5. Step 5: Solve for x
    x = 31,277,006,217,320,102,625,280/203,056,924,761.65
  6. Step 6: Final answer
    x = 154,030,729,333.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.