Home / 157,471,990.60-236,243,415.30-92,742,476.80

Finding the Fourth Proportional to 157,471,990.60, 236,243,415.30 and 92,742,476.80

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Solution

The fourth proportional to 157,471,990.60, 236,243,415.30 and 92,742,476.80 is: 139,134,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,471,990.60 : 236,243,415.30 = 92,742,476.80 : x
  2. Step 2: Convert to fraction form
    157,471,990.60/236,243,415.30 = 92,742,476.80/x
  3. Step 3: Cross multiply
    157,471,990.60x = 236,243,415.30 × 92,742,476.80
  4. Step 4: Simplify right side
    157,471,990.60x = 21,909,799,462,613,016
  5. Step 5: Solve for x
    x = 21,909,799,462,613,016/157,471,990.60
  6. Step 6: Final answer
    x = 139,134,581.20

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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.