Home / 118,071,869.91-162,931,307.25-67,837,704.63

Finding the Fourth Proportional to 118,071,869.91, 162,931,307.25 and 67,837,704.63

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Solution

The fourth proportional to 118,071,869.91, 162,931,307.25 and 67,837,704.63 is: 93,611,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,071,869.91 : 162,931,307.25 = 67,837,704.63 : x
  2. Step 2: Convert to fraction form
    118,071,869.91/162,931,307.25 = 67,837,704.63/x
  3. Step 3: Cross multiply
    118,071,869.91x = 162,931,307.25 × 67,837,704.63
  4. Step 4: Simplify right side
    118,071,869.91x = 11,052,885,896,205,276
  5. Step 5: Solve for x
    x = 11,052,885,896,205,276/118,071,869.91
  6. Step 6: Final answer
    x = 93,611,508.86

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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.