Home / 454,583,742.93-681,899,955.98-143,667,706.95

Finding the Fourth Proportional to 454,583,742.93, 681,899,955.98 and 143,667,706.95

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Solution

The fourth proportional to 454,583,742.93, 681,899,955.98 and 143,667,706.95 is: 215,509,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,583,742.93 : 681,899,955.98 = 143,667,706.95 : x
  2. Step 2: Convert to fraction form
    454,583,742.93/681,899,955.98 = 143,667,706.95/x
  3. Step 3: Cross multiply
    454,583,742.93x = 681,899,955.98 × 143,667,706.95
  4. Step 4: Simplify right side
    454,583,742.93x = 97,967,003,044,234,192
  5. Step 5: Solve for x
    x = 97,967,003,044,234,192/454,583,742.93
  6. Step 6: Final answer
    x = 215,509,253.39

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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.