Home / 540,370,955.64-810,569,703.66-152,191,159.68

Finding the Fourth Proportional to 540,370,955.64, 810,569,703.66 and 152,191,159.68

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Solution

The fourth proportional to 540,370,955.64, 810,569,703.66 and 152,191,159.68 is: 228,290,476.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,370,955.64 : 810,569,703.66 = 152,191,159.68 : x
  2. Step 2: Convert to fraction form
    540,370,955.64/810,569,703.66 = 152,191,159.68/x
  3. Step 3: Cross multiply
    540,370,955.64x = 810,569,703.66 × 152,191,159.68
  4. Step 4: Simplify right side
    540,370,955.64x = 123,361,543,201,489,344
  5. Step 5: Solve for x
    x = 123,361,543,201,489,344/540,370,955.64
  6. Step 6: Final answer
    x = 228,290,476.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.