Home / 73,025,316.86-109,364,085.99-42,255,048.80

Finding the Fourth Proportional to 73,025,316.86, 109,364,085.99 and 42,255,048.80

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Solution

The fourth proportional to 73,025,316.86, 109,364,085.99 and 42,255,048.80 is: 63,281,954.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,025,316.86 : 109,364,085.99 = 42,255,048.80 : x
  2. Step 2: Convert to fraction form
    73,025,316.86/109,364,085.99 = 42,255,048.80/x
  3. Step 3: Cross multiply
    73,025,316.86x = 109,364,085.99 × 42,255,048.80
  4. Step 4: Simplify right side
    73,025,316.86x = 4,621,184,789,928,026
  5. Step 5: Solve for x
    x = 4,621,184,789,928,026/73,025,316.86
  6. Step 6: Final answer
    x = 63,281,954.66

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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.