Home / 252,684,140.80-379,309,646.40-195,430,230.40

Finding the Fourth Proportional to 252,684,140.80, 379,309,646.40 and 195,430,230.40

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Solution

The fourth proportional to 252,684,140.80, 379,309,646.40 and 195,430,230.40 is: 293,364,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,684,140.80 : 379,309,646.40 = 195,430,230.40 : x
  2. Step 2: Convert to fraction form
    252,684,140.80/379,309,646.40 = 195,430,230.40/x
  3. Step 3: Cross multiply
    252,684,140.80x = 379,309,646.40 × 195,430,230.40
  4. Step 4: Simplify right side
    252,684,140.80x = 74,128,571,588,894,528
  5. Step 5: Solve for x
    x = 74,128,571,588,894,528/252,684,140.80
  6. Step 6: Final answer
    x = 293,364,559.22

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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.