Home / 13,873,332,962.89-19,141,918,124.55-7,851,838,364.61

Finding the Fourth Proportional to 13,873,332,962.89, 19,141,918,124.55 and 7,851,838,364.61

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Solution

The fourth proportional to 13,873,332,962.89, 19,141,918,124.55 and 7,851,838,364.61 is: 10,833,679,801.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,332,962.89 : 19,141,918,124.55 = 7,851,838,364.61 : x
  2. Step 2: Convert to fraction form
    13,873,332,962.89/19,141,918,124.55 = 7,851,838,364.61/x
  3. Step 3: Cross multiply
    13,873,332,962.89x = 19,141,918,124.55 × 7,851,838,364.61
  4. Step 4: Simplify right side
    13,873,332,962.89x = 150,299,247,102,464,884,736
  5. Step 5: Solve for x
    x = 150,299,247,102,464,884,736/13,873,332,962.89
  6. Step 6: Final answer
    x = 10,833,679,801.71

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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.