Home / 86,038,139.65-118,731,137.79-46,880,238.17

Finding the Fourth Proportional to 86,038,139.65, 118,731,137.79 and 46,880,238.17

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Solution

The fourth proportional to 86,038,139.65, 118,731,137.79 and 46,880,238.17 is: 64,693,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,038,139.65 : 118,731,137.79 = 46,880,238.17 : x
  2. Step 2: Convert to fraction form
    86,038,139.65/118,731,137.79 = 46,880,238.17/x
  3. Step 3: Cross multiply
    86,038,139.65x = 118,731,137.79 × 46,880,238.17
  4. Step 4: Simplify right side
    86,038,139.65x = 5,566,144,016,962,230
  5. Step 5: Solve for x
    x = 5,566,144,016,962,230/86,038,139.65
  6. Step 6: Final answer
    x = 64,693,914.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.