Home / 133,385,618.16-184,072,153.06-72,338,834.16

Finding the Fourth Proportional to 133,385,618.16, 184,072,153.06 and 72,338,834.16

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Solution

The fourth proportional to 133,385,618.16, 184,072,153.06 and 72,338,834.16 is: 99,827,591.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,385,618.16 : 184,072,153.06 = 72,338,834.16 : x
  2. Step 2: Convert to fraction form
    133,385,618.16/184,072,153.06 = 72,338,834.16/x
  3. Step 3: Cross multiply
    133,385,618.16x = 184,072,153.06 × 72,338,834.16
  4. Step 4: Simplify right side
    133,385,618.16x = 13,315,564,953,500,630
  5. Step 5: Solve for x
    x = 13,315,564,953,500,630/133,385,618.16
  6. Step 6: Final answer
    x = 99,827,591.14

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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.