Home / 555,140,192.80-832,113,092.40-209,960,442.40

Finding the Fourth Proportional to 555,140,192.80, 832,113,092.40 and 209,960,442.40

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Solution

The fourth proportional to 555,140,192.80, 832,113,092.40 and 209,960,442.40 is: 314,714,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,140,192.80 : 832,113,092.40 = 209,960,442.40 : x
  2. Step 2: Convert to fraction form
    555,140,192.80/832,113,092.40 = 209,960,442.40/x
  3. Step 3: Cross multiply
    555,140,192.80x = 832,113,092.40 × 209,960,442.40
  4. Step 4: Simplify right side
    555,140,192.80x = 174,710,833,007,136,064
  5. Step 5: Solve for x
    x = 174,710,833,007,136,064/555,140,192.80
  6. Step 6: Final answer
    x = 314,714,796.86

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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.