Home / 86,038,144.32-118,731,144.26-46,880,242.84

Finding the Fourth Proportional to 86,038,144.32, 118,731,144.26 and 46,880,242.84

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Solution

The fourth proportional to 86,038,144.32, 118,731,144.26 and 46,880,242.84 is: 64,693,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,038,144.32 : 118,731,144.26 = 46,880,242.84 : x
  2. Step 2: Convert to fraction form
    86,038,144.32/118,731,144.26 = 46,880,242.84/x
  3. Step 3: Cross multiply
    86,038,144.32x = 118,731,144.26 × 46,880,242.84
  4. Step 4: Simplify right side
    86,038,144.32x = 5,566,144,875,579,873
  5. Step 5: Solve for x
    x = 5,566,144,875,579,873/86,038,144.32
  6. Step 6: Final answer
    x = 64,693,920.58

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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.