Home / 607,533,314.05-838,391,509.82-343,210,503.88

Finding the Fourth Proportional to 607,533,314.05, 838,391,509.82 and 343,210,503.88

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Solution

The fourth proportional to 607,533,314.05, 838,391,509.82 and 343,210,503.88 is: 473,627,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,533,314.05 : 838,391,509.82 = 343,210,503.88 : x
  2. Step 2: Convert to fraction form
    607,533,314.05/838,391,509.82 = 343,210,503.88/x
  3. Step 3: Cross multiply
    607,533,314.05x = 838,391,509.82 × 343,210,503.88
  4. Step 4: Simplify right side
    607,533,314.05x = 287,744,772,535,942,208
  5. Step 5: Solve for x
    x = 287,744,772,535,942,208/607,533,314.05
  6. Step 6: Final answer
    x = 473,627,973.78

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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.