Home / 195,781,078,148.86-270,177,900,837.73-108,971,784,903.23

Finding the Fourth Proportional to 195,781,078,148.86, 270,177,900,837.73 and 108,971,784,903.23

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Solution

The fourth proportional to 195,781,078,148.86, 270,177,900,837.73 and 108,971,784,903.23 is: 150,381,070,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,781,078,148.86 : 270,177,900,837.73 = 108,971,784,903.23 : x
  2. Step 2: Convert to fraction form
    195,781,078,148.86/270,177,900,837.73 = 108,971,784,903.23/x
  3. Step 3: Cross multiply
    195,781,078,148.86x = 270,177,900,837.73 × 108,971,784,903.23
  4. Step 4: Simplify right side
    195,781,078,148.86x = 29,441,768,095,695,316,713,472
  5. Step 5: Solve for x
    x = 29,441,768,095,695,316,713,472/195,781,078,148.86
  6. Step 6: Final answer
    x = 150,381,070,397.98

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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.