Home / 551,255,895.92-760,723,515.97-300,362,364.49

Finding the Fourth Proportional to 551,255,895.92, 760,723,515.97 and 300,362,364.49

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Solution

The fourth proportional to 551,255,895.92, 760,723,515.97 and 300,362,364.49 is: 414,494,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,255,895.92 : 760,723,515.97 = 300,362,364.49 : x
  2. Step 2: Convert to fraction form
    551,255,895.92/760,723,515.97 = 300,362,364.49/x
  3. Step 3: Cross multiply
    551,255,895.92x = 760,723,515.97 × 300,362,364.49
  4. Step 4: Simplify right side
    551,255,895.92x = 228,492,713,979,518,528
  5. Step 5: Solve for x
    x = 228,492,713,979,518,528/551,255,895.92
  6. Step 6: Final answer
    x = 414,494,821.14

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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.