Home / 86,038,143.32-118,731,142.88-46,880,241.84

Finding the Fourth Proportional to 86,038,143.32, 118,731,142.88 and 46,880,241.84

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Solution

The fourth proportional to 86,038,143.32, 118,731,142.88 and 46,880,241.84 is: 64,693,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,038,143.32 : 118,731,142.88 = 46,880,241.84 : x
  2. Step 2: Convert to fraction form
    86,038,143.32/118,731,142.88 = 46,880,241.84/x
  3. Step 3: Cross multiply
    86,038,143.32x = 118,731,142.88 × 46,880,241.84
  4. Step 4: Simplify right side
    86,038,143.32x = 5,566,144,692,153,994
  5. Step 5: Solve for x
    x = 5,566,144,692,153,994/86,038,143.32
  6. Step 6: Final answer
    x = 64,693,919.20

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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.