Home / 104,976,424.60-157,464,636.90-72,097,941.40

Finding the Fourth Proportional to 104,976,424.60, 157,464,636.90 and 72,097,941.40

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Solution

The fourth proportional to 104,976,424.60, 157,464,636.90 and 72,097,941.40 is: 108,146,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,424.60 : 157,464,636.90 = 72,097,941.40 : x
  2. Step 2: Convert to fraction form
    104,976,424.60/157,464,636.90 = 72,097,941.40/x
  3. Step 3: Cross multiply
    104,976,424.60x = 157,464,636.90 × 72,097,941.40
  4. Step 4: Simplify right side
    104,976,424.60x = 11,352,876,163,788,480
  5. Step 5: Solve for x
    x = 11,352,876,163,788,480/104,976,424.60
  6. Step 6: Final answer
    x = 108,146,912.10

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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.