Home / 1,904,699,623.64-2,857,417,366.95-724,188,315.69

Finding the Fourth Proportional to 1,904,699,623.64, 2,857,417,366.95 and 724,188,315.69

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Solution

The fourth proportional to 1,904,699,623.64, 2,857,417,366.95 and 724,188,315.69 is: 1,086,422,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,699,623.64 : 2,857,417,366.95 = 724,188,315.69 : x
  2. Step 2: Convert to fraction form
    1,904,699,623.64/2,857,417,366.95 = 724,188,315.69/x
  3. Step 3: Cross multiply
    1,904,699,623.64x = 2,857,417,366.95 × 724,188,315.69
  4. Step 4: Simplify right side
    1,904,699,623.64x = 2,069,308,270,194,875,136
  5. Step 5: Solve for x
    x = 2,069,308,270,194,875,136/1,904,699,623.64
  6. Step 6: Final answer
    x = 1,086,422,365.25

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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.