Home / 156,508,938.12-234,770,957.16-51,461,955.30

Finding the Fourth Proportional to 156,508,938.12, 234,770,957.16 and 51,461,955.30

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Solution

The fourth proportional to 156,508,938.12, 234,770,957.16 and 51,461,955.30 is: 77,195,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,508,938.12 : 234,770,957.16 = 51,461,955.30 : x
  2. Step 2: Convert to fraction form
    156,508,938.12/234,770,957.16 = 51,461,955.30/x
  3. Step 3: Cross multiply
    156,508,938.12x = 234,770,957.16 × 51,461,955.30
  4. Step 4: Simplify right side
    156,508,938.12x = 12,081,772,503,106,134
  5. Step 5: Solve for x
    x = 12,081,772,503,106,134/156,508,938.12
  6. Step 6: Final answer
    x = 77,195,415.47

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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.