Home / 168,518,281.11-232,562,410.02-94,178,839.50

Finding the Fourth Proportional to 168,518,281.11, 232,562,410.02 and 94,178,839.50

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Solution

The fourth proportional to 168,518,281.11, 232,562,410.02 and 94,178,839.50 is: 129,970,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,281.11 : 232,562,410.02 = 94,178,839.50 : x
  2. Step 2: Convert to fraction form
    168,518,281.11/232,562,410.02 = 94,178,839.50/x
  3. Step 3: Cross multiply
    168,518,281.11x = 232,562,410.02 × 94,178,839.50
  4. Step 4: Simplify right side
    168,518,281.11x = 21,902,457,887,006,772
  5. Step 5: Solve for x
    x = 21,902,457,887,006,772/168,518,281.11
  6. Step 6: Final answer
    x = 129,970,812.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.