Home / 431,263,949.48-646,962,808.16-182,270,254.96

Finding the Fourth Proportional to 431,263,949.48, 646,962,808.16 and 182,270,254.96

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Solution

The fourth proportional to 431,263,949.48, 646,962,808.16 and 182,270,254.96 is: 273,433,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,263,949.48 : 646,962,808.16 = 182,270,254.96 : x
  2. Step 2: Convert to fraction form
    431,263,949.48/646,962,808.16 = 182,270,254.96/x
  3. Step 3: Cross multiply
    431,263,949.48x = 646,962,808.16 × 182,270,254.96
  4. Step 4: Simplify right side
    431,263,949.48x = 117,922,075,992,960,768
  5. Step 5: Solve for x
    x = 117,922,075,992,960,768/431,263,949.48
  6. Step 6: Final answer
    x = 273,433,650.40

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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.