Home / 450,749,681.58-622,618,059.24-372,748,314.54

Finding the Fourth Proportional to 450,749,681.58, 622,618,059.24 and 372,748,314.54

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Solution

The fourth proportional to 450,749,681.58, 622,618,059.24 and 372,748,314.54 is: 514,875,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,749,681.58 : 622,618,059.24 = 372,748,314.54 : x
  2. Step 2: Convert to fraction form
    450,749,681.58/622,618,059.24 = 372,748,314.54/x
  3. Step 3: Cross multiply
    450,749,681.58x = 622,618,059.24 × 372,748,314.54
  4. Step 4: Simplify right side
    450,749,681.58x = 232,079,832,183,875,904
  5. Step 5: Solve for x
    x = 232,079,832,183,875,904/450,749,681.58
  6. Step 6: Final answer
    x = 514,875,199.40

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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.