Home / 77,465,283.84-116,089,173.12-61,219,818.24

Finding the Fourth Proportional to 77,465,283.84, 116,089,173.12 and 61,219,818.24

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Solution

The fourth proportional to 77,465,283.84, 116,089,173.12 and 61,219,818.24 is: 91,743,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,465,283.84 : 116,089,173.12 = 61,219,818.24 : x
  2. Step 2: Convert to fraction form
    77,465,283.84/116,089,173.12 = 61,219,818.24/x
  3. Step 3: Cross multiply
    77,465,283.84x = 116,089,173.12 × 61,219,818.24
  4. Step 4: Simplify right side
    77,465,283.84x = 7,106,958,078,038,294
  5. Step 5: Solve for x
    x = 7,106,958,078,038,294/77,465,283.84
  6. Step 6: Final answer
    x = 91,743,781.55

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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.