Home / 133,385,628-184,072,166.64-72,338,844

Finding the Fourth Proportional to 133,385,628, 184,072,166.64 and 72,338,844

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Solution

The fourth proportional to 133,385,628, 184,072,166.64 and 72,338,844 is: 99,827,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,628 : 184,072,166.64 = 72,338,844 : x
  2. Step 2: Convert to fraction form
    133,385,628/184,072,166.64 = 72,338,844/x
  3. Step 3: Cross multiply
    133,385,628x = 184,072,166.64 × 72,338,844
  4. Step 4: Simplify right side
    133,385,628x = 13,315,567,747,312,964
  5. Step 5: Solve for x
    x = 13,315,567,747,312,964/133,385,628
  6. Step 6: Final answer
    x = 99,827,604.72

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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.