Home / 14,109,111,781.34-21,164,126,045.94-4,159,721,163.74

Finding the Fourth Proportional to 14,109,111,781.34, 21,164,126,045.94 and 4,159,721,163.74

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Solution

The fourth proportional to 14,109,111,781.34, 21,164,126,045.94 and 4,159,721,163.74 is: 6,239,716,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109,111,781.34 : 21,164,126,045.94 = 4,159,721,163.74 : x
  2. Step 2: Convert to fraction form
    14,109,111,781.34/21,164,126,045.94 = 4,159,721,163.74/x
  3. Step 3: Cross multiply
    14,109,111,781.34x = 21,164,126,045.94 × 4,159,721,163.74
  4. Step 4: Simplify right side
    14,109,111,781.34x = 88,036,863,025,251,762,176
  5. Step 5: Solve for x
    x = 88,036,863,025,251,762,176/14,109,111,781.34
  6. Step 6: Final answer
    x = 6,239,716,885.77

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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.