Home / 188,570,307.42-260,225,144.10-104,937,005.52

Finding the Fourth Proportional to 188,570,307.42, 260,225,144.10 and 104,937,005.52

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Solution

The fourth proportional to 188,570,307.42, 260,225,144.10 and 104,937,005.52 is: 144,812,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,570,307.42 : 260,225,144.10 = 104,937,005.52 : x
  2. Step 2: Convert to fraction form
    188,570,307.42/260,225,144.10 = 104,937,005.52/x
  3. Step 3: Cross multiply
    188,570,307.42x = 260,225,144.10 × 104,937,005.52
  4. Step 4: Simplify right side
    188,570,307.42x = 27,307,247,382,864,492
  5. Step 5: Solve for x
    x = 27,307,247,382,864,492/188,570,307.42
  6. Step 6: Final answer
    x = 144,812,021.34

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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.