Home / 93,312,799.20-139,919,432.40-39,399,199.20

Finding the Fourth Proportional to 93,312,799.20, 139,919,432.40 and 39,399,199.20

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Solution

The fourth proportional to 93,312,799.20, 139,919,432.40 and 39,399,199.20 is: 59,077,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,799.20 : 139,919,432.40 = 39,399,199.20 : x
  2. Step 2: Convert to fraction form
    93,312,799.20/139,919,432.40 = 39,399,199.20/x
  3. Step 3: Cross multiply
    93,312,799.20x = 139,919,432.40 × 39,399,199.20
  4. Step 4: Simplify right side
    93,312,799.20x = 5,512,713,589,078,535
  5. Step 5: Solve for x
    x = 5,512,713,589,078,535/93,312,799.20
  6. Step 6: Final answer
    x = 59,077,786.07

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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.