Home / 86,038,138.65-118,731,136.41-46,880,237.17

Finding the Fourth Proportional to 86,038,138.65, 118,731,136.41 and 46,880,237.17

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Solution

The fourth proportional to 86,038,138.65, 118,731,136.41 and 46,880,237.17 is: 64,693,912.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,038,138.65 : 118,731,136.41 = 46,880,237.17 : x
  2. Step 2: Convert to fraction form
    86,038,138.65/118,731,136.41 = 46,880,237.17/x
  3. Step 3: Cross multiply
    86,038,138.65x = 118,731,136.41 × 46,880,237.17
  4. Step 4: Simplify right side
    86,038,138.65x = 5,566,143,833,536,365
  5. Step 5: Solve for x
    x = 5,566,143,833,536,365/86,038,138.65
  6. Step 6: Final answer
    x = 64,693,912.74

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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.