Home / 92,710,672.80-139,066,009.20-38,852,368.80

Finding the Fourth Proportional to 92,710,672.80, 139,066,009.20 and 38,852,368.80

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Solution

The fourth proportional to 92,710,672.80, 139,066,009.20 and 38,852,368.80 is: 58,278,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,710,672.80 : 139,066,009.20 = 38,852,368.80 : x
  2. Step 2: Convert to fraction form
    92,710,672.80/139,066,009.20 = 38,852,368.80/x
  3. Step 3: Cross multiply
    92,710,672.80x = 139,066,009.20 × 38,852,368.80
  4. Step 4: Simplify right side
    92,710,672.80x = 5,403,043,876,982,592
  5. Step 5: Solve for x
    x = 5,403,043,876,982,592/92,710,672.80
  6. Step 6: Final answer
    x = 58,278,553.20

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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.