Home / 223,657,069.52-308,643,813.29-123,183,577.64

Finding the Fourth Proportional to 223,657,069.52, 308,643,813.29 and 123,183,577.64

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Solution

The fourth proportional to 223,657,069.52, 308,643,813.29 and 123,183,577.64 is: 169,991,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,657,069.52 : 308,643,813.29 = 123,183,577.64 : x
  2. Step 2: Convert to fraction form
    223,657,069.52/308,643,813.29 = 123,183,577.64/x
  3. Step 3: Cross multiply
    223,657,069.52x = 308,643,813.29 × 123,183,577.64
  4. Step 4: Simplify right side
    223,657,069.52x = 38,019,849,135,355,248
  5. Step 5: Solve for x
    x = 38,019,849,135,355,248/223,657,069.52
  6. Step 6: Final answer
    x = 169,991,716.42

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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.