Home / 206,148,823.04-284,468,464.64-121,362,484.48

Finding the Fourth Proportional to 206,148,823.04, 284,468,464.64 and 121,362,484.48

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Solution

The fourth proportional to 206,148,823.04, 284,468,464.64 and 121,362,484.48 is: 167,470,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,148,823.04 : 284,468,464.64 = 121,362,484.48 : x
  2. Step 2: Convert to fraction form
    206,148,823.04/284,468,464.64 = 121,362,484.48/x
  3. Step 3: Cross multiply
    206,148,823.04x = 284,468,464.64 × 121,362,484.48
  4. Step 4: Simplify right side
    206,148,823.04x = 34,523,799,624,921,428
  5. Step 5: Solve for x
    x = 34,523,799,624,921,428/206,148,823.04
  6. Step 6: Final answer
    x = 167,470,272.77

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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.