Home / 123,133,823.60-184,657,189.80-42,335,999.60

Finding the Fourth Proportional to 123,133,823.60, 184,657,189.80 and 42,335,999.60

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Solution

The fourth proportional to 123,133,823.60, 184,657,189.80 and 42,335,999.60 is: 63,489,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,133,823.60 : 184,657,189.80 = 42,335,999.60 : x
  2. Step 2: Convert to fraction form
    123,133,823.60/184,657,189.80 = 42,335,999.60/x
  3. Step 3: Cross multiply
    123,133,823.60x = 184,657,189.80 × 42,335,999.60
  4. Step 4: Simplify right side
    123,133,823.60x = 7,817,646,713,509,925
  5. Step 5: Solve for x
    x = 7,817,646,713,509,925/123,133,823.60
  6. Step 6: Final answer
    x = 63,489,027.51

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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.