Home / 584,528,433.21-806,646,864.06-320,210,051.72

Finding the Fourth Proportional to 584,528,433.21, 806,646,864.06 and 320,210,051.72

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Solution

The fourth proportional to 584,528,433.21, 806,646,864.06 and 320,210,051.72 is: 441,888,570.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,528,433.21 : 806,646,864.06 = 320,210,051.72 : x
  2. Step 2: Convert to fraction form
    584,528,433.21/806,646,864.06 = 320,210,051.72/x
  3. Step 3: Cross multiply
    584,528,433.21x = 806,646,864.06 × 320,210,051.72
  4. Step 4: Simplify right side
    584,528,433.21x = 258,296,434,056,395,136
  5. Step 5: Solve for x
    x = 258,296,434,056,395,136/584,528,433.21
  6. Step 6: Final answer
    x = 441,888,570.99

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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.