Home / 76,480,136.90-114,708,679.58-49,006,044.95

Finding the Fourth Proportional to 76,480,136.90, 114,708,679.58 and 49,006,044.95

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Solution

The fourth proportional to 76,480,136.90, 114,708,679.58 and 49,006,044.95 is: 73,501,682.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,480,136.90 : 114,708,679.58 = 49,006,044.95 : x
  2. Step 2: Convert to fraction form
    76,480,136.90/114,708,679.58 = 49,006,044.95/x
  3. Step 3: Cross multiply
    76,480,136.90x = 114,708,679.58 × 49,006,044.95
  4. Step 4: Simplify right side
    76,480,136.90x = 5,621,418,706,834,054
  5. Step 5: Solve for x
    x = 5,621,418,706,834,054/76,480,136.90
  6. Step 6: Final answer
    x = 73,501,682.07

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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.