Home / 120,228,398,521.33-165,918,429,998.61-70,736,484,284.33

Finding the Fourth Proportional to 120,228,398,521.33, 165,918,429,998.61 and 70,736,484,284.33

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Solution

The fourth proportional to 120,228,398,521.33, 165,918,429,998.61 and 70,736,484,284.33 is: 97,618,254,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,228,398,521.33 : 165,918,429,998.61 = 70,736,484,284.33 : x
  2. Step 2: Convert to fraction form
    120,228,398,521.33/165,918,429,998.61 = 70,736,484,284.33/x
  3. Step 3: Cross multiply
    120,228,398,521.33x = 165,918,429,998.61 × 70,736,484,284.33
  4. Step 4: Simplify right side
    120,228,398,521.33x = 11,736,486,416,076,553,322,496
  5. Step 5: Solve for x
    x = 11,736,486,416,076,553,322,496/120,228,398,521.33
  6. Step 6: Final answer
    x = 97,618,254,592.27

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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.