Home / 152,995,647.24-211,127,831.10-83,379,529.80

Finding the Fourth Proportional to 152,995,647.24, 211,127,831.10 and 83,379,529.80

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Solution

The fourth proportional to 152,995,647.24, 211,127,831.10 and 83,379,529.80 is: 115,060,392.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,995,647.24 : 211,127,831.10 = 83,379,529.80 : x
  2. Step 2: Convert to fraction form
    152,995,647.24/211,127,831.10 = 83,379,529.80/x
  3. Step 3: Cross multiply
    152,995,647.24x = 211,127,831.10 × 83,379,529.80
  4. Step 4: Simplify right side
    152,995,647.24x = 17,603,739,284,811,816
  5. Step 5: Solve for x
    x = 17,603,739,284,811,816/152,995,647.24
  6. Step 6: Final answer
    x = 115,060,392.91

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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.