Home / 79,048,838.80-118,573,258.20-51,926,539.60

Finding the Fourth Proportional to 79,048,838.80, 118,573,258.20 and 51,926,539.60

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Solution

The fourth proportional to 79,048,838.80, 118,573,258.20 and 51,926,539.60 is: 77,889,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,048,838.80 : 118,573,258.20 = 51,926,539.60 : x
  2. Step 2: Convert to fraction form
    79,048,838.80/118,573,258.20 = 51,926,539.60/x
  3. Step 3: Cross multiply
    79,048,838.80x = 118,573,258.20 × 51,926,539.60
  4. Step 4: Simplify right side
    79,048,838.80x = 6,157,098,987,423,325
  5. Step 5: Solve for x
    x = 6,157,098,987,423,325/79,048,838.80
  6. Step 6: Final answer
    x = 77,889,809.40

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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.