Home / 73,758,215.60-110,637,323.40-69,979,079.60

Finding the Fourth Proportional to 73,758,215.60, 110,637,323.40 and 69,979,079.60

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Solution

The fourth proportional to 73,758,215.60, 110,637,323.40 and 69,979,079.60 is: 104,968,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,758,215.60 : 110,637,323.40 = 69,979,079.60 : x
  2. Step 2: Convert to fraction form
    73,758,215.60/110,637,323.40 = 69,979,079.60/x
  3. Step 3: Cross multiply
    73,758,215.60x = 110,637,323.40 × 69,979,079.60
  4. Step 4: Simplify right side
    73,758,215.60x = 7,742,298,060,939,542
  5. Step 5: Solve for x
    x = 7,742,298,060,939,542/73,758,215.60
  6. Step 6: Final answer
    x = 104,968,619.40

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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.