Home / 354,985,612.71-532,535,636.61-109,342,133.31

Finding the Fourth Proportional to 354,985,612.71, 532,535,636.61 and 109,342,133.31

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Solution

The fourth proportional to 354,985,612.71, 532,535,636.61 and 109,342,133.31 is: 164,030,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,985,612.71 : 532,535,636.61 = 109,342,133.31 : x
  2. Step 2: Convert to fraction form
    354,985,612.71/532,535,636.61 = 109,342,133.31/x
  3. Step 3: Cross multiply
    354,985,612.71x = 532,535,636.61 × 109,342,133.31
  4. Step 4: Simplify right side
    354,985,612.71x = 58,228,582,570,536,336
  5. Step 5: Solve for x
    x = 58,228,582,570,536,336/354,985,612.71
  6. Step 6: Final answer
    x = 164,030,824.03

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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.