Home / 118,562,605.93-163,612,882.04-65,641,672.42

Finding the Fourth Proportional to 118,562,605.93, 163,612,882.04 and 65,641,672.42

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Solution

The fourth proportional to 118,562,605.93, 163,612,882.04 and 65,641,672.42 is: 90,583,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,562,605.93 : 163,612,882.04 = 65,641,672.42 : x
  2. Step 2: Convert to fraction form
    118,562,605.93/163,612,882.04 = 65,641,672.42/x
  3. Step 3: Cross multiply
    118,562,605.93x = 163,612,882.04 × 65,641,672.42
  4. Step 4: Simplify right side
    118,562,605.93x = 10,739,823,207,113,770
  5. Step 5: Solve for x
    x = 10,739,823,207,113,770/118,562,605.93
  6. Step 6: Final answer
    x = 90,583,562.35

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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.