Home / 137,445,387,168.72-206,168,319,903.96-43,125,573,297.36

Finding the Fourth Proportional to 137,445,387,168.72, 206,168,319,903.96 and 43,125,573,297.36

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Solution

The fourth proportional to 137,445,387,168.72, 206,168,319,903.96 and 43,125,573,297.36 is: 64,688,434,983.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,445,387,168.72 : 206,168,319,903.96 = 43,125,573,297.36 : x
  2. Step 2: Convert to fraction form
    137,445,387,168.72/206,168,319,903.96 = 43,125,573,297.36/x
  3. Step 3: Cross multiply
    137,445,387,168.72x = 206,168,319,903.96 × 43,125,573,297.36
  4. Step 4: Simplify right side
    137,445,387,168.72x = 8,891,126,991,611,791,147,008
  5. Step 5: Solve for x
    x = 8,891,126,991,611,791,147,008/137,445,387,168.72
  6. Step 6: Final answer
    x = 64,688,434,983.25

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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.