Home / 133,480,130-184,202,579.40-72,433,346

Finding the Fourth Proportional to 133,480,130, 184,202,579.40 and 72,433,346

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Solution

The fourth proportional to 133,480,130, 184,202,579.40 and 72,433,346 is: 99,958,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,480,130 : 184,202,579.40 = 72,433,346 : x
  2. Step 2: Convert to fraction form
    133,480,130/184,202,579.40 = 72,433,346/x
  3. Step 3: Cross multiply
    133,480,130x = 184,202,579.40 × 72,433,346
  4. Step 4: Simplify right side
    133,480,130x = 13,342,409,167,772,672
  5. Step 5: Solve for x
    x = 13,342,409,167,772,672/133,480,130
  6. Step 6: Final answer
    x = 99,958,017.48

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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.