Home / 336,785,639-505,178,477.94-81,484,007

Finding the Fourth Proportional to 336,785,639, 505,178,477.94 and 81,484,007

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Solution

The fourth proportional to 336,785,639, 505,178,477.94 and 81,484,007 is: 122,226,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,785,639 : 505,178,477.94 = 81,484,007 : x
  2. Step 2: Convert to fraction form
    336,785,639/505,178,477.94 = 81,484,007/x
  3. Step 3: Cross multiply
    336,785,639x = 505,178,477.94 × 81,484,007
  4. Step 4: Simplify right side
    336,785,639x = 41,163,966,632,712,304
  5. Step 5: Solve for x
    x = 41,163,966,632,712,304/336,785,639
  6. Step 6: Final answer
    x = 122,226,015.20

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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.