Home / 448,501,033.56-672,903,036.54-282,629,447.40

Finding the Fourth Proportional to 448,501,033.56, 672,903,036.54 and 282,629,447.40

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Solution

The fourth proportional to 448,501,033.56, 672,903,036.54 and 282,629,447.40 is: 424,039,632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,501,033.56 : 672,903,036.54 = 282,629,447.40 : x
  2. Step 2: Convert to fraction form
    448,501,033.56/672,903,036.54 = 282,629,447.40/x
  3. Step 3: Cross multiply
    448,501,033.56x = 672,903,036.54 × 282,629,447.40
  4. Step 4: Simplify right side
    448,501,033.56x = 190,182,213,371,082,176
  5. Step 5: Solve for x
    x = 190,182,213,371,082,176/448,501,033.56
  6. Step 6: Final answer
    x = 424,039,632.33

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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.