Home / 73,031,945.32-100,784,091.54-40,436,897.32

Finding the Fourth Proportional to 73,031,945.32, 100,784,091.54 and 40,436,897.32

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Solution

The fourth proportional to 73,031,945.32, 100,784,091.54 and 40,436,897.32 is: 55,802,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,031,945.32 : 100,784,091.54 = 40,436,897.32 : x
  2. Step 2: Convert to fraction form
    73,031,945.32/100,784,091.54 = 40,436,897.32/x
  3. Step 3: Cross multiply
    73,031,945.32x = 100,784,091.54 × 40,436,897.32
  4. Step 4: Simplify right side
    73,031,945.32x = 4,075,395,961,092,461
  5. Step 5: Solve for x
    x = 4,075,395,961,092,461/73,031,945.32
  6. Step 6: Final answer
    x = 55,802,922.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.