Home / 413,420,420,790.64-570,626,331,567.96-269,263,775,864.08

Finding the Fourth Proportional to 413,420,420,790.64, 570,626,331,567.96 and 269,263,775,864.08

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Solution

The fourth proportional to 413,420,420,790.64, 570,626,331,567.96 and 269,263,775,864.08 is: 371,653,147,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,420,420,790.64 : 570,626,331,567.96 = 269,263,775,864.08 : x
  2. Step 2: Convert to fraction form
    413,420,420,790.64/570,626,331,567.96 = 269,263,775,864.08/x
  3. Step 3: Cross multiply
    413,420,420,790.64x = 570,626,331,567.96 × 269,263,775,864.08
  4. Step 4: Simplify right side
    413,420,420,790.64x = 153,649,000,645,457,346,560,000
  5. Step 5: Solve for x
    x = 153,649,000,645,457,346,560,000/413,420,420,790.64
  6. Step 6: Final answer
    x = 371,653,147,543.16

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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.