Home / 235,988,775.09-325,657,376.51-130,142,135.86

Finding the Fourth Proportional to 235,988,775.09, 325,657,376.51 and 130,142,135.86

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Solution

The fourth proportional to 235,988,775.09, 325,657,376.51 and 130,142,135.86 is: 179,592,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,988,775.09 : 325,657,376.51 = 130,142,135.86 : x
  2. Step 2: Convert to fraction form
    235,988,775.09/325,657,376.51 = 130,142,135.86/x
  3. Step 3: Cross multiply
    235,988,775.09x = 325,657,376.51 × 130,142,135.86
  4. Step 4: Simplify right side
    235,988,775.09x = 42,381,746,536,110,736
  5. Step 5: Solve for x
    x = 42,381,746,536,110,736/235,988,775.09
  6. Step 6: Final answer
    x = 179,592,213.74

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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.