Home / 168,518,289.12-232,562,421.06-94,178,847.50

Finding the Fourth Proportional to 168,518,289.12, 232,562,421.06 and 94,178,847.50

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Solution

The fourth proportional to 168,518,289.12, 232,562,421.06 and 94,178,847.50 is: 129,970,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,289.12 : 232,562,421.06 = 94,178,847.50 : x
  2. Step 2: Convert to fraction form
    168,518,289.12/232,562,421.06 = 94,178,847.50/x
  3. Step 3: Cross multiply
    168,518,289.12x = 232,562,421.06 × 94,178,847.50
  4. Step 4: Simplify right side
    168,518,289.12x = 21,902,460,787,240,528
  5. Step 5: Solve for x
    x = 21,902,460,787,240,528/168,518,289.12
  6. Step 6: Final answer
    x = 129,970,823.35

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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.