Home / 70,401,844.52-97,159,035.30-39,462,021.80

Finding the Fourth Proportional to 70,401,844.52, 97,159,035.30 and 39,462,021.80

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Solution

The fourth proportional to 70,401,844.52, 97,159,035.30 and 39,462,021.80 is: 54,460,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,401,844.52 : 97,159,035.30 = 39,462,021.80 : x
  2. Step 2: Convert to fraction form
    70,401,844.52/97,159,035.30 = 39,462,021.80/x
  3. Step 3: Cross multiply
    70,401,844.52x = 97,159,035.30 × 39,462,021.80
  4. Step 4: Simplify right side
    70,401,844.52x = 3,834,091,969,075,569
  5. Step 5: Solve for x
    x = 3,834,091,969,075,569/70,401,844.52
  6. Step 6: Final answer
    x = 54,460,106.77

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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.