Home / 93,312,012.80-139,968,019.20-25,161,593.60

Finding the Fourth Proportional to 93,312,012.80, 139,968,019.20 and 25,161,593.60

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Solution

The fourth proportional to 93,312,012.80, 139,968,019.20 and 25,161,593.60 is: 37,742,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,012.80 : 139,968,019.20 = 25,161,593.60 : x
  2. Step 2: Convert to fraction form
    93,312,012.80/139,968,019.20 = 25,161,593.60/x
  3. Step 3: Cross multiply
    93,312,012.80x = 139,968,019.20 × 25,161,593.60
  4. Step 4: Simplify right side
    93,312,012.80x = 3,521,818,416,107,397
  5. Step 5: Solve for x
    x = 3,521,818,416,107,397/93,312,012.80
  6. Step 6: Final answer
    x = 37,742,390.40

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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.