Home / 288,937,388.93-433,404,914.54-104,661,738.50

Finding the Fourth Proportional to 288,937,388.93, 433,404,914.54 and 104,661,738.50

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Solution

The fourth proportional to 288,937,388.93, 433,404,914.54 and 104,661,738.50 is: 156,992,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,937,388.93 : 433,404,914.54 = 104,661,738.50 : x
  2. Step 2: Convert to fraction form
    288,937,388.93/433,404,914.54 = 104,661,738.50/x
  3. Step 3: Cross multiply
    288,937,388.93x = 433,404,914.54 × 104,661,738.50
  4. Step 4: Simplify right side
    288,937,388.93x = 45,360,911,827,510,000
  5. Step 5: Solve for x
    x = 45,360,911,827,510,000/288,937,388.93
  6. Step 6: Final answer
    x = 156,992,184.35

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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.