Home / 93,312,670.80-139,969,006.20-91,801,016.40

Finding the Fourth Proportional to 93,312,670.80, 139,969,006.20 and 91,801,016.40

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Solution

The fourth proportional to 93,312,670.80, 139,969,006.20 and 91,801,016.40 is: 137,701,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,670.80 : 139,969,006.20 = 91,801,016.40 : x
  2. Step 2: Convert to fraction form
    93,312,670.80/139,969,006.20 = 91,801,016.40/x
  3. Step 3: Cross multiply
    93,312,670.80x = 139,969,006.20 × 91,801,016.40
  4. Step 4: Simplify right side
    93,312,670.80x = 12,849,297,033,657,902
  5. Step 5: Solve for x
    x = 12,849,297,033,657,902/93,312,670.80
  6. Step 6: Final answer
    x = 137,701,524.60

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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.