Home / 448,641,051.30-619,125,507.66-247,698,314.34

Finding the Fourth Proportional to 448,641,051.30, 619,125,507.66 and 247,698,314.34

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Solution

The fourth proportional to 448,641,051.30, 619,125,507.66 and 247,698,314.34 is: 341,824,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,641,051.30 : 619,125,507.66 = 247,698,314.34 : x
  2. Step 2: Convert to fraction form
    448,641,051.30/619,125,507.66 = 247,698,314.34/x
  3. Step 3: Cross multiply
    448,641,051.30x = 619,125,507.66 × 247,698,314.34
  4. Step 4: Simplify right side
    448,641,051.30x = 153,356,344,612,278,752
  5. Step 5: Solve for x
    x = 153,356,344,612,278,752/448,641,051.30
  6. Step 6: Final answer
    x = 341,824,146.87

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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.