Home / 307,365,479.02-424,167,726.42-168,136,242.16

Finding the Fourth Proportional to 307,365,479.02, 424,167,726.42 and 168,136,242.16

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Solution

The fourth proportional to 307,365,479.02, 424,167,726.42 and 168,136,242.16 is: 232,029,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,365,479.02 : 424,167,726.42 = 168,136,242.16 : x
  2. Step 2: Convert to fraction form
    307,365,479.02/424,167,726.42 = 168,136,242.16/x
  3. Step 3: Cross multiply
    307,365,479.02x = 424,167,726.42 × 168,136,242.16
  4. Step 4: Simplify right side
    307,365,479.02x = 71,317,967,562,848,232
  5. Step 5: Solve for x
    x = 71,317,967,562,848,232/307,365,479.02
  6. Step 6: Final answer
    x = 232,029,855.11

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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.