Home / 70,496,007.36-97,285,274.04-39,136,176.96

Finding the Fourth Proportional to 70,496,007.36, 97,285,274.04 and 39,136,176.96

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Solution

The fourth proportional to 70,496,007.36, 97,285,274.04 and 39,136,176.96 is: 54,008,359.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,496,007.36 : 97,285,274.04 = 39,136,176.96 : x
  2. Step 2: Convert to fraction form
    70,496,007.36/97,285,274.04 = 39,136,176.96/x
  3. Step 3: Cross multiply
    70,496,007.36x = 97,285,274.04 × 39,136,176.96
  4. Step 4: Simplify right side
    70,496,007.36x = 3,807,373,700,431,534.50
  5. Step 5: Solve for x
    x = 3,807,373,700,431,534.50/70,496,007.36
  6. Step 6: Final answer
    x = 54,008,359.38

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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.