Home / 92,668,847.60-139,003,271.40-75,450,159.20

Finding the Fourth Proportional to 92,668,847.60, 139,003,271.40 and 75,450,159.20

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Solution

The fourth proportional to 92,668,847.60, 139,003,271.40 and 75,450,159.20 is: 113,175,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,668,847.60 : 139,003,271.40 = 75,450,159.20 : x
  2. Step 2: Convert to fraction form
    92,668,847.60/139,003,271.40 = 75,450,159.20/x
  3. Step 3: Cross multiply
    92,668,847.60x = 139,003,271.40 × 75,450,159.20
  4. Step 4: Simplify right side
    92,668,847.60x = 10,487,818,956,450,808
  5. Step 5: Solve for x
    x = 10,487,818,956,450,808/92,668,847.60
  6. Step 6: Final answer
    x = 113,175,238.80

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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.