Home / 156,717,087.80-235,108,809.30-47,533,292.60

Finding the Fourth Proportional to 156,717,087.80, 235,108,809.30 and 47,533,292.60

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Solution

The fourth proportional to 156,717,087.80, 235,108,809.30 and 47,533,292.60 is: 71,310,001.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,717,087.80 : 235,108,809.30 = 47,533,292.60 : x
  2. Step 2: Convert to fraction form
    156,717,087.80/235,108,809.30 = 47,533,292.60/x
  3. Step 3: Cross multiply
    156,717,087.80x = 235,108,809.30 × 47,533,292.60
  4. Step 4: Simplify right side
    156,717,087.80x = 11,175,495,825,294,502
  5. Step 5: Solve for x
    x = 11,175,495,825,294,502/156,717,087.80
  6. Step 6: Final answer
    x = 71,310,001.88

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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.