Home / 1,072,426,561.04-1,608,637,464.82-285,480,392.24

Finding the Fourth Proportional to 1,072,426,561.04, 1,608,637,464.82 and 285,480,392.24

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Solution

The fourth proportional to 1,072,426,561.04, 1,608,637,464.82 and 285,480,392.24 is: 428,219,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,426,561.04 : 1,608,637,464.82 = 285,480,392.24 : x
  2. Step 2: Convert to fraction form
    1,072,426,561.04/1,608,637,464.82 = 285,480,392.24/x
  3. Step 3: Cross multiply
    1,072,426,561.04x = 1,608,637,464.82 × 285,480,392.24
  4. Step 4: Simplify right side
    1,072,426,561.04x = 459,234,454,428,772,800
  5. Step 5: Solve for x
    x = 459,234,454,428,772,800/1,072,426,561.04
  6. Step 6: Final answer
    x = 428,219,955.67

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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.