Home / 448,501,039.56-672,903,045.54-282,629,453.40

Finding the Fourth Proportional to 448,501,039.56, 672,903,045.54 and 282,629,453.40

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Solution

The fourth proportional to 448,501,039.56, 672,903,045.54 and 282,629,453.40 is: 424,039,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,501,039.56 : 672,903,045.54 = 282,629,453.40 : x
  2. Step 2: Convert to fraction form
    448,501,039.56/672,903,045.54 = 282,629,453.40/x
  3. Step 3: Cross multiply
    448,501,039.56x = 672,903,045.54 × 282,629,453.40
  4. Step 4: Simplify right side
    448,501,039.56x = 190,182,219,952,165,472
  5. Step 5: Solve for x
    x = 190,182,219,952,165,472/448,501,039.56
  6. Step 6: Final answer
    x = 424,039,641.33

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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.