Home / 93,330,007.20-139,995,010.80-39,477,319.20

Finding the Fourth Proportional to 93,330,007.20, 139,995,010.80 and 39,477,319.20

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Solution

The fourth proportional to 93,330,007.20, 139,995,010.80 and 39,477,319.20 is: 59,215,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,330,007.20 : 139,995,010.80 = 39,477,319.20 : x
  2. Step 2: Convert to fraction form
    93,330,007.20/139,995,010.80 = 39,477,319.20/x
  3. Step 3: Cross multiply
    93,330,007.20x = 139,995,010.80 × 39,477,319.20
  4. Step 4: Simplify right side
    93,330,007.20x = 5,526,627,727,759,048
  5. Step 5: Solve for x
    x = 5,526,627,727,759,048/93,330,007.20
  6. Step 6: Final answer
    x = 59,215,978.80

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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.