Home / 162,472,566.17-243,699,878.63-118,798,080.49

Finding the Fourth Proportional to 162,472,566.17, 243,699,878.63 and 118,798,080.49

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Solution

The fourth proportional to 162,472,566.17, 243,699,878.63 and 118,798,080.49 is: 178,190,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,472,566.17 : 243,699,878.63 = 118,798,080.49 : x
  2. Step 2: Convert to fraction form
    162,472,566.17/243,699,878.63 = 118,798,080.49/x
  3. Step 3: Cross multiply
    162,472,566.17x = 243,699,878.63 × 118,798,080.49
  4. Step 4: Simplify right side
    162,472,566.17x = 28,951,077,795,451,916
  5. Step 5: Solve for x
    x = 28,951,077,795,451,916/162,472,566.17
  6. Step 6: Final answer
    x = 178,190,561.51

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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.