Home / 317,873,583.42-438,566,955.75-185,619,176.70

Finding the Fourth Proportional to 317,873,583.42, 438,566,955.75 and 185,619,176.70

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Solution

The fourth proportional to 317,873,583.42, 438,566,955.75 and 185,619,176.70 is: 256,096,893.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,873,583.42 : 438,566,955.75 = 185,619,176.70 : x
  2. Step 2: Convert to fraction form
    317,873,583.42/438,566,955.75 = 185,619,176.70/x
  3. Step 3: Cross multiply
    317,873,583.42x = 438,566,955.75 × 185,619,176.70
  4. Step 4: Simplify right side
    317,873,583.42x = 81,406,437,254,140,320
  5. Step 5: Solve for x
    x = 81,406,437,254,140,320/317,873,583.42
  6. Step 6: Final answer
    x = 256,096,893.55

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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.