Home / 716,417,268.80-1,074,625,903.20-262,488,718.40

Finding the Fourth Proportional to 716,417,268.80, 1,074,625,903.20 and 262,488,718.40

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Solution

The fourth proportional to 716,417,268.80, 1,074,625,903.20 and 262,488,718.40 is: 393,733,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,417,268.80 : 1,074,625,903.20 = 262,488,718.40 : x
  2. Step 2: Convert to fraction form
    716,417,268.80/1,074,625,903.20 = 262,488,718.40/x
  3. Step 3: Cross multiply
    716,417,268.80x = 1,074,625,903.20 × 262,488,718.40
  4. Step 4: Simplify right side
    716,417,268.80x = 282,077,176,090,410,464
  5. Step 5: Solve for x
    x = 282,077,176,090,410,464/716,417,268.80
  6. Step 6: Final answer
    x = 393,733,077.60

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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.