Home / 357,250,518.59-535,778,988.27-98,404,179.71

Finding the Fourth Proportional to 357,250,518.59, 535,778,988.27 and 98,404,179.71

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Solution

The fourth proportional to 357,250,518.59, 535,778,988.27 and 98,404,179.71 is: 147,579,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,250,518.59 : 535,778,988.27 = 98,404,179.71 : x
  2. Step 2: Convert to fraction form
    357,250,518.59/535,778,988.27 = 98,404,179.71/x
  3. Step 3: Cross multiply
    357,250,518.59x = 535,778,988.27 × 98,404,179.71
  4. Step 4: Simplify right side
    357,250,518.59x = 52,722,891,846,563,056
  5. Step 5: Solve for x
    x = 52,722,891,846,563,056/357,250,518.59
  6. Step 6: Final answer
    x = 147,579,608.99

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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.