Home / 661,425,033.22-912,759,302.38-364,060,917.70

Finding the Fourth Proportional to 661,425,033.22, 912,759,302.38 and 364,060,917.70

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Solution

The fourth proportional to 661,425,033.22, 912,759,302.38 and 364,060,917.70 is: 502,400,079.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,425,033.22 : 912,759,302.38 = 364,060,917.70 : x
  2. Step 2: Convert to fraction form
    661,425,033.22/912,759,302.38 = 364,060,917.70/x
  3. Step 3: Cross multiply
    661,425,033.22x = 912,759,302.38 × 364,060,917.70
  4. Step 4: Simplify right side
    661,425,033.22x = 332,299,989,263,674,560
  5. Step 5: Solve for x
    x = 332,299,989,263,674,560/661,425,033.22
  6. Step 6: Final answer
    x = 502,400,079.49

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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.