Home / 607,704,836.66-838,169,973.04-523,075,992.07

Finding the Fourth Proportional to 607,704,836.66, 838,169,973.04 and 523,075,992.07

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Solution

The fourth proportional to 607,704,836.66, 838,169,973.04 and 523,075,992.07 is: 721,446,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,704,836.66 : 838,169,973.04 = 523,075,992.07 : x
  2. Step 2: Convert to fraction form
    607,704,836.66/838,169,973.04 = 523,075,992.07/x
  3. Step 3: Cross multiply
    607,704,836.66x = 838,169,973.04 × 523,075,992.07
  4. Step 4: Simplify right side
    607,704,836.66x = 438,426,590,171,183,104
  5. Step 5: Solve for x
    x = 438,426,590,171,183,104/607,704,836.66
  6. Step 6: Final answer
    x = 721,446,603.22

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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.