Home / 191,237,487.90-286,856,231.85-61,937,892.60

Finding the Fourth Proportional to 191,237,487.90, 286,856,231.85 and 61,937,892.60

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Solution

The fourth proportional to 191,237,487.90, 286,856,231.85 and 61,937,892.60 is: 92,906,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,237,487.90 : 286,856,231.85 = 61,937,892.60 : x
  2. Step 2: Convert to fraction form
    191,237,487.90/286,856,231.85 = 61,937,892.60/x
  3. Step 3: Cross multiply
    191,237,487.90x = 286,856,231.85 × 61,937,892.60
  4. Step 4: Simplify right side
    191,237,487.90x = 17,767,270,479,966,002
  5. Step 5: Solve for x
    x = 17,767,270,479,966,002/191,237,487.90
  6. Step 6: Final answer
    x = 92,906,838.90

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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.