Home / 116,319,401.80-160,518,691.95-63,396,586.10

Finding the Fourth Proportional to 116,319,401.80, 160,518,691.95 and 63,396,586.10

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Solution

The fourth proportional to 116,319,401.80, 160,518,691.95 and 63,396,586.10 is: 87,486,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,319,401.80 : 160,518,691.95 = 63,396,586.10 : x
  2. Step 2: Convert to fraction form
    116,319,401.80/160,518,691.95 = 63,396,586.10/x
  3. Step 3: Cross multiply
    116,319,401.80x = 160,518,691.95 × 63,396,586.10
  4. Step 4: Simplify right side
    116,319,401.80x = 10,176,337,075,030,478
  5. Step 5: Solve for x
    x = 10,176,337,075,030,478/116,319,401.80
  6. Step 6: Final answer
    x = 87,486,153.80

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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.