Home / 93,312,343.80-139,968,515.70-28,626,132.60

Finding the Fourth Proportional to 93,312,343.80, 139,968,515.70 and 28,626,132.60

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Solution

The fourth proportional to 93,312,343.80, 139,968,515.70 and 28,626,132.60 is: 42,939,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,343.80 : 139,968,515.70 = 28,626,132.60 : x
  2. Step 2: Convert to fraction form
    93,312,343.80/139,968,515.70 = 28,626,132.60/x
  3. Step 3: Cross multiply
    93,312,343.80x = 139,968,515.70 × 28,626,132.60
  4. Step 4: Simplify right side
    93,312,343.80x = 4,006,757,290,253,381.50
  5. Step 5: Solve for x
    x = 4,006,757,290,253,381.50/93,312,343.80
  6. Step 6: Final answer
    x = 42,939,198.90

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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.