Home / 255,815,938.60-353,141,282.82-163,121,041.96

Finding the Fourth Proportional to 255,815,938.60, 353,141,282.82 and 163,121,041.96

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Solution

The fourth proportional to 255,815,938.60, 353,141,282.82 and 163,121,041.96 is: 225,180,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,815,938.60 : 353,141,282.82 = 163,121,041.96 : x
  2. Step 2: Convert to fraction form
    255,815,938.60/353,141,282.82 = 163,121,041.96/x
  3. Step 3: Cross multiply
    255,815,938.60x = 353,141,282.82 × 163,121,041.96
  4. Step 4: Simplify right side
    255,815,938.60x = 57,604,774,012,689,448
  5. Step 5: Solve for x
    x = 57,604,774,012,689,448/255,815,938.60
  6. Step 6: Final answer
    x = 225,180,551.02

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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.