Home / 611,942,490.77-918,092,807.71-197,411,337.41

Finding the Fourth Proportional to 611,942,490.77, 918,092,807.71 and 197,411,337.41

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Solution

The fourth proportional to 611,942,490.77, 918,092,807.71 and 197,411,337.41 is: 296,174,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,942,490.77 : 918,092,807.71 = 197,411,337.41 : x
  2. Step 2: Convert to fraction form
    611,942,490.77/918,092,807.71 = 197,411,337.41/x
  3. Step 3: Cross multiply
    611,942,490.77x = 918,092,807.71 × 197,411,337.41
  4. Step 4: Simplify right side
    611,942,490.77x = 181,241,929,031,449,056
  5. Step 5: Solve for x
    x = 181,241,929,031,449,056/611,942,490.77
  6. Step 6: Final answer
    x = 296,174,774.21

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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.