Home / 7,528,471,636.80-10,389,233,524.32-4,141,308,176.64

Finding the Fourth Proportional to 7,528,471,636.80, 10,389,233,524.32 and 4,141,308,176.64

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Solution

The fourth proportional to 7,528,471,636.80, 10,389,233,524.32 and 4,141,308,176.64 is: 5,714,973,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,471,636.80 : 10,389,233,524.32 = 4,141,308,176.64 : x
  2. Step 2: Convert to fraction form
    7,528,471,636.80/10,389,233,524.32 = 4,141,308,176.64/x
  3. Step 3: Cross multiply
    7,528,471,636.80x = 10,389,233,524.32 × 4,141,308,176.64
  4. Step 4: Simplify right side
    7,528,471,636.80x = 43,025,017,743,288,819,712
  5. Step 5: Solve for x
    x = 43,025,017,743,288,819,712/7,528,471,636.80
  6. Step 6: Final answer
    x = 5,714,973,744.87

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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.