Home / 657,196,257.06-906,931,054.80-359,857,305.81

Finding the Fourth Proportional to 657,196,257.06, 906,931,054.80 and 359,857,305.81

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Solution

The fourth proportional to 657,196,257.06, 906,931,054.80 and 359,857,305.81 is: 496,603,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,196,257.06 : 906,931,054.80 = 359,857,305.81 : x
  2. Step 2: Convert to fraction form
    657,196,257.06/906,931,054.80 = 359,857,305.81/x
  3. Step 3: Cross multiply
    657,196,257.06x = 906,931,054.80 × 359,857,305.81
  4. Step 4: Simplify right side
    657,196,257.06x = 326,365,765,935,749,440
  5. Step 5: Solve for x
    x = 326,365,765,935,749,440/657,196,257.06
  6. Step 6: Final answer
    x = 496,603,202.51

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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.