Home / 145,489,976.74-218,046,006.69-59,127,883.66

Finding the Fourth Proportional to 145,489,976.74, 218,046,006.69 and 59,127,883.66

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Solution

The fourth proportional to 145,489,976.74, 218,046,006.69 and 59,127,883.66 is: 88,615,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,489,976.74 : 218,046,006.69 = 59,127,883.66 : x
  2. Step 2: Convert to fraction form
    145,489,976.74/218,046,006.69 = 59,127,883.66/x
  3. Step 3: Cross multiply
    145,489,976.74x = 218,046,006.69 × 59,127,883.66
  4. Step 4: Simplify right side
    145,489,976.74x = 12,892,598,916,093,900
  5. Step 5: Solve for x
    x = 12,892,598,916,093,900/145,489,976.74
  6. Step 6: Final answer
    x = 88,615,031.80

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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.