Home / 307,365,476.99-424,167,723.60-168,136,240.12

Finding the Fourth Proportional to 307,365,476.99, 424,167,723.60 and 168,136,240.12

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Solution

The fourth proportional to 307,365,476.99, 424,167,723.60 and 168,136,240.12 is: 232,029,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,365,476.99 : 424,167,723.60 = 168,136,240.12 : x
  2. Step 2: Convert to fraction form
    307,365,476.99/424,167,723.60 = 168,136,240.12/x
  3. Step 3: Cross multiply
    307,365,476.99x = 424,167,723.60 × 168,136,240.12
  4. Step 4: Simplify right side
    307,365,476.99x = 71,317,966,226,363,400
  5. Step 5: Solve for x
    x = 71,317,966,226,363,400/307,365,476.99
  6. Step 6: Final answer
    x = 232,029,852.29

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1.5x scale

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.