Home / 642,301,949.16-963,492,814.62-182,276,121.96

Finding the Fourth Proportional to 642,301,949.16, 963,492,814.62 and 182,276,121.96

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Solution

The fourth proportional to 642,301,949.16, 963,492,814.62 and 182,276,121.96 is: 273,425,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,301,949.16 : 963,492,814.62 = 182,276,121.96 : x
  2. Step 2: Convert to fraction form
    642,301,949.16/963,492,814.62 = 182,276,121.96/x
  3. Step 3: Cross multiply
    642,301,949.16x = 963,492,814.62 × 182,276,121.96
  4. Step 4: Simplify right side
    642,301,949.16x = 175,621,733,785,258,784
  5. Step 5: Solve for x
    x = 175,621,733,785,258,784/642,301,949.16
  6. Step 6: Final answer
    x = 273,425,503.40

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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.