Home / 1,152,605,842.44-1,590,596,594.73-623,969,828.51

Finding the Fourth Proportional to 1,152,605,842.44, 1,590,596,594.73 and 623,969,828.51

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Solution

The fourth proportional to 1,152,605,842.44, 1,590,596,594.73 and 623,969,828.51 is: 861,078,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,605,842.44 : 1,590,596,594.73 = 623,969,828.51 : x
  2. Step 2: Convert to fraction form
    1,152,605,842.44/1,590,596,594.73 = 623,969,828.51/x
  3. Step 3: Cross multiply
    1,152,605,842.44x = 1,590,596,594.73 × 623,969,828.51
  4. Step 4: Simplify right side
    1,152,605,842.44x = 992,484,284,434,315,136
  5. Step 5: Solve for x
    x = 992,484,284,434,315,136/1,152,605,842.44
  6. Step 6: Final answer
    x = 861,078,651.43

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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.