Home / 257,036,232.14-354,716,163.06-139,566,513.50

Finding the Fourth Proportional to 257,036,232.14, 354,716,163.06 and 139,566,513.50

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Solution

The fourth proportional to 257,036,232.14, 354,716,163.06 and 139,566,513.50 is: 192,605,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,036,232.14 : 354,716,163.06 = 139,566,513.50 : x
  2. Step 2: Convert to fraction form
    257,036,232.14/354,716,163.06 = 139,566,513.50/x
  3. Step 3: Cross multiply
    257,036,232.14x = 354,716,163.06 × 139,566,513.50
  4. Step 4: Simplify right side
    257,036,232.14x = 49,506,498,160,381,688
  5. Step 5: Solve for x
    x = 49,506,498,160,381,688/257,036,232.14
  6. Step 6: Final answer
    x = 192,605,134.88

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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.