Home / 135,484,998.48-186,955,807.32-76,735,938.24

Finding the Fourth Proportional to 135,484,998.48, 186,955,807.32 and 76,735,938.24

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Solution

The fourth proportional to 135,484,998.48, 186,955,807.32 and 76,735,938.24 is: 105,887,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,484,998.48 : 186,955,807.32 = 76,735,938.24 : x
  2. Step 2: Convert to fraction form
    135,484,998.48/186,955,807.32 = 76,735,938.24/x
  3. Step 3: Cross multiply
    135,484,998.48x = 186,955,807.32 × 76,735,938.24
  4. Step 4: Simplify right side
    135,484,998.48x = 14,346,229,284,116,858
  5. Step 5: Solve for x
    x = 14,346,229,284,116,858/135,484,998.48
  6. Step 6: Final answer
    x = 105,887,953.98

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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.