Home / 145,368,124.92-218,094,406.74-46,997,731.26

Finding the Fourth Proportional to 145,368,124.92, 218,094,406.74 and 46,997,731.26

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Solution

The fourth proportional to 145,368,124.92, 218,094,406.74 and 46,997,731.26 is: 70,510,246.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,368,124.92 : 218,094,406.74 = 46,997,731.26 : x
  2. Step 2: Convert to fraction form
    145,368,124.92/218,094,406.74 = 46,997,731.26/x
  3. Step 3: Cross multiply
    145,368,124.92x = 218,094,406.74 × 46,997,731.26
  4. Step 4: Simplify right side
    145,368,124.92x = 10,249,942,317,275,652
  5. Step 5: Solve for x
    x = 10,249,942,317,275,652/145,368,124.92
  6. Step 6: Final answer
    x = 70,510,246.47

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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.