Home / 192,678,709.77-265,898,533.55-104,573,490.21

Finding the Fourth Proportional to 192,678,709.77, 265,898,533.55 and 104,573,490.21

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Solution

The fourth proportional to 192,678,709.77, 265,898,533.55 and 104,573,490.21 is: 144,312,455.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,678,709.77 : 265,898,533.55 = 104,573,490.21 : x
  2. Step 2: Convert to fraction form
    192,678,709.77/265,898,533.55 = 104,573,490.21/x
  3. Step 3: Cross multiply
    192,678,709.77x = 265,898,533.55 × 104,573,490.21
  4. Step 4: Simplify right side
    192,678,709.77x = 27,805,937,694,521,412
  5. Step 5: Solve for x
    x = 27,805,937,694,521,412/192,678,709.77
  6. Step 6: Final answer
    x = 144,312,455.32

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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.