Home / 27,127,931,764.41-37,436,576,871.67-15,084,683,999.95

Finding the Fourth Proportional to 27,127,931,764.41, 37,436,576,871.67 and 15,084,683,999.95

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Solution

The fourth proportional to 27,127,931,764.41, 37,436,576,871.67 and 15,084,683,999.95 is: 20,816,881,178.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127,931,764.41 : 37,436,576,871.67 = 15,084,683,999.95 : x
  2. Step 2: Convert to fraction form
    27,127,931,764.41/37,436,576,871.67 = 15,084,683,999.95/x
  3. Step 3: Cross multiply
    27,127,931,764.41x = 37,436,576,871.67 × 15,084,683,999.95
  4. Step 4: Simplify right side
    27,127,931,764.41x = 564,718,932,148,956,233,728
  5. Step 5: Solve for x
    x = 564,718,932,148,956,233,728/27,127,931,764.41
  6. Step 6: Final answer
    x = 20,816,881,178.16

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1.5x scale

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.