Home / 314,837,075.32-434,614,499.64-203,382,272.32

Finding the Fourth Proportional to 314,837,075.32, 434,614,499.64 and 203,382,272.32

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Solution

The fourth proportional to 314,837,075.32, 434,614,499.64 and 203,382,272.32 is: 280,757,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,837,075.32 : 434,614,499.64 = 203,382,272.32 : x
  2. Step 2: Convert to fraction form
    314,837,075.32/434,614,499.64 = 203,382,272.32/x
  3. Step 3: Cross multiply
    314,837,075.32x = 434,614,499.64 × 203,382,272.32
  4. Step 4: Simplify right side
    314,837,075.32x = 88,392,884,520,003,008
  5. Step 5: Solve for x
    x = 88,392,884,520,003,008/314,837,075.32
  6. Step 6: Final answer
    x = 280,757,545.57

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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.