Home / 76,790,800.73-115,215,210.98-46,106,775.20

Finding the Fourth Proportional to 76,790,800.73, 115,215,210.98 and 46,106,775.20

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Solution

The fourth proportional to 76,790,800.73, 115,215,210.98 and 46,106,775.20 is: 69,177,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,790,800.73 : 115,215,210.98 = 46,106,775.20 : x
  2. Step 2: Convert to fraction form
    76,790,800.73/115,215,210.98 = 46,106,775.20/x
  3. Step 3: Cross multiply
    76,790,800.73x = 115,215,210.98 × 46,106,775.20
  4. Step 4: Simplify right side
    76,790,800.73x = 5,312,201,831,468,822
  5. Step 5: Solve for x
    x = 5,312,201,831,468,822/76,790,800.73
  6. Step 6: Final answer
    x = 69,177,580.93

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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.