Home / 247,049,782-370,577,333.76-74,528,090.16

Finding the Fourth Proportional to 247,049,782, 370,577,333.76 and 74,528,090.16

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Solution

The fourth proportional to 247,049,782, 370,577,333.76 and 74,528,090.16 is: 111,792,937.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,049,782 : 370,577,333.76 = 74,528,090.16 : x
  2. Step 2: Convert to fraction form
    247,049,782/370,577,333.76 = 74,528,090.16/x
  3. Step 3: Cross multiply
    247,049,782x = 370,577,333.76 × 74,528,090.16
  4. Step 4: Simplify right side
    247,049,782x = 27,618,420,941,717,688
  5. Step 5: Solve for x
    x = 27,618,420,941,717,688/247,049,782
  6. Step 6: Final answer
    x = 111,792,937.92

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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.