Home / 243,592,901.70-364,516,492.08-210,916,169.25

Finding the Fourth Proportional to 243,592,901.70, 364,516,492.08 and 210,916,169.25

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Solution

The fourth proportional to 243,592,901.70, 364,516,492.08 and 210,916,169.25 is: 315,618,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,592,901.70 : 364,516,492.08 = 210,916,169.25 : x
  2. Step 2: Convert to fraction form
    243,592,901.70/364,516,492.08 = 210,916,169.25/x
  3. Step 3: Cross multiply
    243,592,901.70x = 364,516,492.08 × 210,916,169.25
  4. Step 4: Simplify right side
    243,592,901.70x = 76,882,422,137,961,568
  5. Step 5: Solve for x
    x = 76,882,422,137,961,568/243,592,901.70
  6. Step 6: Final answer
    x = 315,618,483.14

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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.