Home / 93,312,766.80-139,969,150.20-80,547,685.20

Finding the Fourth Proportional to 93,312,766.80, 139,969,150.20 and 80,547,685.20

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Solution

The fourth proportional to 93,312,766.80, 139,969,150.20 and 80,547,685.20 is: 120,821,527.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,766.80 : 139,969,150.20 = 80,547,685.20 : x
  2. Step 2: Convert to fraction form
    93,312,766.80/139,969,150.20 = 80,547,685.20/x
  3. Step 3: Cross multiply
    93,312,766.80x = 139,969,150.20 × 80,547,685.20
  4. Step 4: Simplify right side
    93,312,766.80x = 11,274,191,048,021,116
  5. Step 5: Solve for x
    x = 11,274,191,048,021,116/93,312,766.80
  6. Step 6: Final answer
    x = 120,821,527.80

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1.5x scale

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.