Home / 284,167,301.60-392,150,870.32-153,787,108.32

Finding the Fourth Proportional to 284,167,301.60, 392,150,870.32 and 153,787,108.32

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Solution

The fourth proportional to 284,167,301.60, 392,150,870.32 and 153,787,108.32 is: 212,226,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,167,301.60 : 392,150,870.32 = 153,787,108.32 : x
  2. Step 2: Convert to fraction form
    284,167,301.60/392,150,870.32 = 153,787,108.32/x
  3. Step 3: Cross multiply
    284,167,301.60x = 392,150,870.32 × 153,787,108.32
  4. Step 4: Simplify right side
    284,167,301.60x = 60,307,748,371,684,112
  5. Step 5: Solve for x
    x = 60,307,748,371,684,112/284,167,301.60
  6. Step 6: Final answer
    x = 212,226,206.30

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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.