Home / 104,390,864.70-156,586,297.05-87,762,666.30

Finding the Fourth Proportional to 104,390,864.70, 156,586,297.05 and 87,762,666.30

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Solution

The fourth proportional to 104,390,864.70, 156,586,297.05 and 87,762,666.30 is: 131,643,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,390,864.70 : 156,586,297.05 = 87,762,666.30 : x
  2. Step 2: Convert to fraction form
    104,390,864.70/156,586,297.05 = 87,762,666.30/x
  3. Step 3: Cross multiply
    104,390,864.70x = 156,586,297.05 × 87,762,666.30
  4. Step 4: Simplify right side
    104,390,864.70x = 13,742,430,935,151,824
  5. Step 5: Solve for x
    x = 13,742,430,935,151,824/104,390,864.70
  6. Step 6: Final answer
    x = 131,643,999.45

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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.