Home / 112,683,017.30-169,035,942.09-38,897,180.24

Finding the Fourth Proportional to 112,683,017.30, 169,035,942.09 and 38,897,180.24

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Solution

The fourth proportional to 112,683,017.30, 169,035,942.09 and 38,897,180.24 is: 58,349,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,683,017.30 : 169,035,942.09 = 38,897,180.24 : x
  2. Step 2: Convert to fraction form
    112,683,017.30/169,035,942.09 = 38,897,180.24/x
  3. Step 3: Cross multiply
    112,683,017.30x = 169,035,942.09 × 38,897,180.24
  4. Step 4: Simplify right side
    112,683,017.30x = 6,575,021,506,512,933
  5. Step 5: Solve for x
    x = 6,575,021,506,512,933/112,683,017.30
  6. Step 6: Final answer
    x = 58,349,711.11

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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.