Home / 162,386,805.54-243,567,972.03-51,718,011.74

Finding the Fourth Proportional to 162,386,805.54, 243,567,972.03 and 51,718,011.74

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Solution

The fourth proportional to 162,386,805.54, 243,567,972.03 and 51,718,011.74 is: 77,573,120.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,386,805.54 : 243,567,972.03 = 51,718,011.74 : x
  2. Step 2: Convert to fraction form
    162,386,805.54/243,567,972.03 = 51,718,011.74/x
  3. Step 3: Cross multiply
    162,386,805.54x = 243,567,972.03 × 51,718,011.74
  4. Step 4: Simplify right side
    162,386,805.54x = 12,596,851,236,825,014
  5. Step 5: Solve for x
    x = 12,596,851,236,825,014/162,386,805.54
  6. Step 6: Final answer
    x = 77,573,120.52

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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.