Home / 306,277,960.32-459,158,699.52-133,628,140.80

Finding the Fourth Proportional to 306,277,960.32, 459,158,699.52 and 133,628,140.80

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Solution

The fourth proportional to 306,277,960.32, 459,158,699.52 and 133,628,140.80 is: 200,329,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,277,960.32 : 459,158,699.52 = 133,628,140.80 : x
  2. Step 2: Convert to fraction form
    306,277,960.32/459,158,699.52 = 133,628,140.80/x
  3. Step 3: Cross multiply
    306,277,960.32x = 459,158,699.52 × 133,628,140.80
  4. Step 4: Simplify right side
    306,277,960.32x = 61,356,523,349,003,448
  5. Step 5: Solve for x
    x = 61,356,523,349,003,448/306,277,960.32
  6. Step 6: Final answer
    x = 200,329,541.46

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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.