Home / 453,448,626.23-625,738,973.77-252,515,864.45

Finding the Fourth Proportional to 453,448,626.23, 625,738,973.77 and 252,515,864.45

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Solution

The fourth proportional to 453,448,626.23, 625,738,973.77 and 252,515,864.45 is: 348,460,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,448,626.23 : 625,738,973.77 = 252,515,864.45 : x
  2. Step 2: Convert to fraction form
    453,448,626.23/625,738,973.77 = 252,515,864.45/x
  3. Step 3: Cross multiply
    453,448,626.23x = 625,738,973.77 × 252,515,864.45
  4. Step 4: Simplify right side
    453,448,626.23x = 158,009,017,881,587,424
  5. Step 5: Solve for x
    x = 158,009,017,881,587,424/453,448,626.23
  6. Step 6: Final answer
    x = 348,460,682.74

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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.