Home / 45,146,172,053.00-67,674,527,142.51-21,199,810,418.05

Finding the Fourth Proportional to 45,146,172,053.00, 67,674,527,142.51 and 21,199,810,418.05

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Solution

The fourth proportional to 45,146,172,053.00, 67,674,527,142.51 and 21,199,810,418.05 is: 31,778,710,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,146,172,053.00 : 67,674,527,142.51 = 21,199,810,418.05 : x
  2. Step 2: Convert to fraction form
    45,146,172,053.00/67,674,527,142.51 = 21,199,810,418.05/x
  3. Step 3: Cross multiply
    45,146,172,053.00x = 67,674,527,142.51 × 21,199,810,418.05
  4. Step 4: Simplify right side
    45,146,172,053.00x = 1,434,687,145,552,116,187,136
  5. Step 5: Solve for x
    x = 1,434,687,145,552,116,187,136/45,146,172,053.00
  6. Step 6: Final answer
    x = 31,778,710,803.38

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1.5x scale

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.