Home / 293,415,737.80-440,123,606.70-190,103,607.40

Finding the Fourth Proportional to 293,415,737.80, 440,123,606.70 and 190,103,607.40

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Solution

The fourth proportional to 293,415,737.80, 440,123,606.70 and 190,103,607.40 is: 285,155,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,415,737.80 : 440,123,606.70 = 190,103,607.40 : x
  2. Step 2: Convert to fraction form
    293,415,737.80/440,123,606.70 = 190,103,607.40/x
  3. Step 3: Cross multiply
    293,415,737.80x = 440,123,606.70 × 190,103,607.40
  4. Step 4: Simplify right side
    293,415,737.80x = 83,669,085,335,568,816
  5. Step 5: Solve for x
    x = 83,669,085,335,568,816/293,415,737.80
  6. Step 6: Final answer
    x = 285,155,411.10

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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.