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Finding the Fourth Proportional to 63,161,998.80, 94,742,998.20 and 62,311,693.20

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Solution

The fourth proportional to 63,161,998.80, 94,742,998.20 and 62,311,693.20 is: 93,467,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,161,998.80 : 94,742,998.20 = 62,311,693.20 : x
  2. Step 2: Convert to fraction form
    63,161,998.80/94,742,998.20 = 62,311,693.20/x
  3. Step 3: Cross multiply
    63,161,998.80x = 94,742,998.20 × 62,311,693.20
  4. Step 4: Simplify right side
    63,161,998.80x = 5,903,596,636,686,553
  5. Step 5: Solve for x
    x = 5,903,596,636,686,553/63,161,998.80
  6. Step 6: Final answer
    x = 93,467,539.80

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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.