Home / 152,536,587.48-210,499,611.12-86,469,548.04

Finding the Fourth Proportional to 152,536,587.48, 210,499,611.12 and 86,469,548.04

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Solution

The fourth proportional to 152,536,587.48, 210,499,611.12 and 86,469,548.04 is: 119,327,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,536,587.48 : 210,499,611.12 = 86,469,548.04 : x
  2. Step 2: Convert to fraction form
    152,536,587.48/210,499,611.12 = 86,469,548.04/x
  3. Step 3: Cross multiply
    152,536,587.48x = 210,499,611.12 × 86,469,548.04
  4. Step 4: Simplify right side
    152,536,587.48x = 18,201,806,236,142,160
  5. Step 5: Solve for x
    x = 18,201,806,236,142,160/152,536,587.48
  6. Step 6: Final answer
    x = 119,327,477.67

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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.