Home / 124,798,973,208.80-172,222,913,298.72-67,706,281,929.92

Finding the Fourth Proportional to 124,798,973,208.80, 172,222,913,298.72 and 67,706,281,929.92

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Solution

The fourth proportional to 124,798,973,208.80, 172,222,913,298.72 and 67,706,281,929.92 is: 93,434,848,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,798,973,208.80 : 172,222,913,298.72 = 67,706,281,929.92 : x
  2. Step 2: Convert to fraction form
    124,798,973,208.80/172,222,913,298.72 = 67,706,281,929.92/x
  3. Step 3: Cross multiply
    124,798,973,208.80x = 172,222,913,298.72 × 67,706,281,929.92
  4. Step 4: Simplify right side
    124,798,973,208.80x = 11,660,573,122,595,305,553,920
  5. Step 5: Solve for x
    x = 11,660,573,122,595,305,553,920/124,798,973,208.80
  6. Step 6: Final answer
    x = 93,434,848,242.59

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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.