Home / 77,604,723-116,360,196.75-30,925,389.06

Finding the Fourth Proportional to 77,604,723, 116,360,196.75 and 30,925,389.06

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Solution

The fourth proportional to 77,604,723, 116,360,196.75 and 30,925,389.06 is: 46,369,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,604,723 : 116,360,196.75 = 30,925,389.06 : x
  2. Step 2: Convert to fraction form
    77,604,723/116,360,196.75 = 30,925,389.06/x
  3. Step 3: Cross multiply
    77,604,723x = 116,360,196.75 × 30,925,389.06
  4. Step 4: Simplify right side
    77,604,723x = 3,598,484,355,591,897.50
  5. Step 5: Solve for x
    x = 3,598,484,355,591,897.50/77,604,723
  6. Step 6: Final answer
    x = 46,369,398.88

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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.