Home / 697,882,370.67-963,220,583.34-415,790,064

Finding the Fourth Proportional to 697,882,370.67, 963,220,583.34 and 415,790,064

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Solution

The fourth proportional to 697,882,370.67, 963,220,583.34 and 415,790,064 is: 573,875,433.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,882,370.67 : 963,220,583.34 = 415,790,064 : x
  2. Step 2: Convert to fraction form
    697,882,370.67/963,220,583.34 = 415,790,064/x
  3. Step 3: Cross multiply
    697,882,370.67x = 963,220,583.34 × 415,790,064
  4. Step 4: Simplify right side
    697,882,370.67x = 400,497,547,993,055,936
  5. Step 5: Solve for x
    x = 400,497,547,993,055,936/697,882,370.67
  6. Step 6: Final answer
    x = 573,875,433.49

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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.