Home / 289,196,330.13-433,793,549.07-104,963,560.74

Finding the Fourth Proportional to 289,196,330.13, 433,793,549.07 and 104,963,560.74

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Solution

The fourth proportional to 289,196,330.13, 433,793,549.07 and 104,963,560.74 is: 157,444,997.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,196,330.13 : 433,793,549.07 = 104,963,560.74 : x
  2. Step 2: Convert to fraction form
    289,196,330.13/433,793,549.07 = 104,963,560.74/x
  3. Step 3: Cross multiply
    289,196,330.13x = 433,793,549.07 × 104,963,560.74
  4. Step 4: Simplify right side
    289,196,330.13x = 45,532,515,536,429,112
  5. Step 5: Solve for x
    x = 45,532,515,536,429,112/289,196,330.13
  6. Step 6: Final answer
    x = 157,444,997.71

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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.