Home / 73,142,174.04-100,935,664.02-40,101,878.58

Finding the Fourth Proportional to 73,142,174.04, 100,935,664.02 and 40,101,878.58

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Solution

The fourth proportional to 73,142,174.04, 100,935,664.02 and 40,101,878.58 is: 55,340,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,142,174.04 : 100,935,664.02 = 40,101,878.58 : x
  2. Step 2: Convert to fraction form
    73,142,174.04/100,935,664.02 = 40,101,878.58/x
  3. Step 3: Cross multiply
    73,142,174.04x = 100,935,664.02 × 40,101,878.58
  4. Step 4: Simplify right side
    73,142,174.04x = 4,047,709,742,921,714.50
  5. Step 5: Solve for x
    x = 4,047,709,742,921,714.50/73,142,174.04
  6. Step 6: Final answer
    x = 55,340,298.48

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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.