Home / 463,275,070.40-695,030,229.24-214,459,708.64

Finding the Fourth Proportional to 463,275,070.40, 695,030,229.24 and 214,459,708.64

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Solution

The fourth proportional to 463,275,070.40, 695,030,229.24 and 214,459,708.64 is: 321,744,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,275,070.40 : 695,030,229.24 = 214,459,708.64 : x
  2. Step 2: Convert to fraction form
    463,275,070.40/695,030,229.24 = 214,459,708.64/x
  3. Step 3: Cross multiply
    463,275,070.40x = 695,030,229.24 × 214,459,708.64
  4. Step 4: Simplify right side
    463,275,070.40x = 149,055,980,458,802,816
  5. Step 5: Solve for x
    x = 149,055,980,458,802,816/463,275,070.40
  6. Step 6: Final answer
    x = 321,744,013.40

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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.