Home / 307,136,970.45-460,705,455.68-134,950,086.45

Finding the Fourth Proportional to 307,136,970.45, 460,705,455.68 and 134,950,086.45

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Solution

The fourth proportional to 307,136,970.45, 460,705,455.68 and 134,950,086.45 is: 202,425,129.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,136,970.45 : 460,705,455.68 = 134,950,086.45 : x
  2. Step 2: Convert to fraction form
    307,136,970.45/460,705,455.68 = 134,950,086.45/x
  3. Step 3: Cross multiply
    307,136,970.45x = 460,705,455.68 × 134,950,086.45
  4. Step 4: Simplify right side
    307,136,970.45x = 62,172,241,071,327,888
  5. Step 5: Solve for x
    x = 62,172,241,071,327,888/307,136,970.45
  6. Step 6: Final answer
    x = 202,425,129.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.