Home / 82,089,854.04-122,889,292.74-49,643,560.92

Finding the Fourth Proportional to 82,089,854.04, 122,889,292.74 and 49,643,560.92

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Solution

The fourth proportional to 82,089,854.04, 122,889,292.74 and 49,643,560.92 is: 74,316,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,089,854.04 : 122,889,292.74 = 49,643,560.92 : x
  2. Step 2: Convert to fraction form
    82,089,854.04/122,889,292.74 = 49,643,560.92/x
  3. Step 3: Cross multiply
    82,089,854.04x = 122,889,292.74 × 49,643,560.92
  4. Step 4: Simplify right side
    82,089,854.04x = 6,100,662,090,553,904
  5. Step 5: Solve for x
    x = 6,100,662,090,553,904/82,089,854.04
  6. Step 6: Final answer
    x = 74,316,883.15

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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.