Home / 190,590,611.34-285,899,050.17-79,814,746.11

Finding the Fourth Proportional to 190,590,611.34, 285,899,050.17 and 79,814,746.11

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Solution

The fourth proportional to 190,590,611.34, 285,899,050.17 and 79,814,746.11 is: 119,727,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,590,611.34 : 285,899,050.17 = 79,814,746.11 : x
  2. Step 2: Convert to fraction form
    190,590,611.34/285,899,050.17 = 79,814,746.11/x
  3. Step 3: Cross multiply
    190,590,611.34x = 285,899,050.17 × 79,814,746.11
  4. Step 4: Simplify right side
    190,590,611.34x = 22,818,960,102,339,260
  5. Step 5: Solve for x
    x = 22,818,960,102,339,260/190,590,611.34
  6. Step 6: Final answer
    x = 119,727,619.02

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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.