Home / 984,097,336.80-1,476,146,005.20-401,638,000.80

Finding the Fourth Proportional to 984,097,336.80, 1,476,146,005.20 and 401,638,000.80

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Solution

The fourth proportional to 984,097,336.80, 1,476,146,005.20 and 401,638,000.80 is: 602,457,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,097,336.80 : 1,476,146,005.20 = 401,638,000.80 : x
  2. Step 2: Convert to fraction form
    984,097,336.80/1,476,146,005.20 = 401,638,000.80/x
  3. Step 3: Cross multiply
    984,097,336.80x = 1,476,146,005.20 × 401,638,000.80
  4. Step 4: Simplify right side
    984,097,336.80x = 592,876,330,417,434,496
  5. Step 5: Solve for x
    x = 592,876,330,417,434,496/984,097,336.80
  6. Step 6: Final answer
    x = 602,457,001.20

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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.