Home / 968,602,952.12-1,336,714,399.50-545,243,907.56

Finding the Fourth Proportional to 968,602,952.12, 1,336,714,399.50 and 545,243,907.56

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Solution

The fourth proportional to 968,602,952.12, 1,336,714,399.50 and 545,243,907.56 is: 752,460,418.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,602,952.12 : 1,336,714,399.50 = 545,243,907.56 : x
  2. Step 2: Convert to fraction form
    968,602,952.12/1,336,714,399.50 = 545,243,907.56/x
  3. Step 3: Cross multiply
    968,602,952.12x = 1,336,714,399.50 × 545,243,907.56
  4. Step 4: Simplify right side
    968,602,952.12x = 728,835,382,475,098,880
  5. Step 5: Solve for x
    x = 728,835,382,475,098,880/968,602,952.12
  6. Step 6: Final answer
    x = 752,460,418.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.