Home / 161,769,927.60-242,662,764.60-45,185,156.64

Finding the Fourth Proportional to 161,769,927.60, 242,662,764.60 and 45,185,156.64

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Solution

The fourth proportional to 161,769,927.60, 242,662,764.60 and 45,185,156.64 is: 67,779,934.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,769,927.60 : 242,662,764.60 = 45,185,156.64 : x
  2. Step 2: Convert to fraction form
    161,769,927.60/242,662,764.60 = 45,185,156.64/x
  3. Step 3: Cross multiply
    161,769,927.60x = 242,662,764.60 × 45,185,156.64
  4. Step 4: Simplify right side
    161,769,927.60x = 10,964,755,029,146,446
  5. Step 5: Solve for x
    x = 10,964,755,029,146,446/161,769,927.60
  6. Step 6: Final answer
    x = 67,779,934.08

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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.