Home / 262,309,174,667.16-393,487,773,899.94-73,653,798,943.32

Finding the Fourth Proportional to 262,309,174,667.16, 393,487,773,899.94 and 73,653,798,943.32

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Solution

The fourth proportional to 262,309,174,667.16, 393,487,773,899.94 and 73,653,798,943.32 is: 110,487,440,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,309,174,667.16 : 393,487,773,899.94 = 73,653,798,943.32 : x
  2. Step 2: Convert to fraction form
    262,309,174,667.16/393,487,773,899.94 = 73,653,798,943.32/x
  3. Step 3: Cross multiply
    262,309,174,667.16x = 393,487,773,899.94 × 73,653,798,943.32
  4. Step 4: Simplify right side
    262,309,174,667.16x = 28,981,869,385,480,742,633,472
  5. Step 5: Solve for x
    x = 28,981,869,385,480,742,633,472/262,309,174,667.16
  6. Step 6: Final answer
    x = 110,487,440,716.69

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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.