Home / 9,030,375,227.66-12,459,106,332.77-5,218,509,474.12

Finding the Fourth Proportional to 9,030,375,227.66, 12,459,106,332.77 and 5,218,509,474.12

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Solution

The fourth proportional to 9,030,375,227.66, 12,459,106,332.77 and 5,218,509,474.12 is: 7,199,918,364.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030,375,227.66 : 12,459,106,332.77 = 5,218,509,474.12 : x
  2. Step 2: Convert to fraction form
    9,030,375,227.66/12,459,106,332.77 = 5,218,509,474.12/x
  3. Step 3: Cross multiply
    9,030,375,227.66x = 12,459,106,332.77 × 5,218,509,474.12
  4. Step 4: Simplify right side
    9,030,375,227.66x = 65,017,964,436,646,240,256
  5. Step 5: Solve for x
    x = 65,017,964,436,646,240,256/9,030,375,227.66
  6. Step 6: Final answer
    x = 7,199,918,364.14

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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.