Home / 109,026,007.04-150,450,574.56-64,971,997.76

Finding the Fourth Proportional to 109,026,007.04, 150,450,574.56 and 64,971,997.76

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Solution

The fourth proportional to 109,026,007.04, 150,450,574.56 and 64,971,997.76 is: 89,658,189.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,026,007.04 : 150,450,574.56 = 64,971,997.76 : x
  2. Step 2: Convert to fraction form
    109,026,007.04/150,450,574.56 = 64,971,997.76/x
  3. Step 3: Cross multiply
    109,026,007.04x = 150,450,574.56 × 64,971,997.76
  4. Step 4: Simplify right side
    109,026,007.04x = 9,775,074,393,303,032
  5. Step 5: Solve for x
    x = 9,775,074,393,303,032/109,026,007.04
  6. Step 6: Final answer
    x = 89,658,189.44

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1.5x scale

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.