Home / 403,799,352.80-605,801,071.98-112,666,302.81

Finding the Fourth Proportional to 403,799,352.80, 605,801,071.98 and 112,666,302.81

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Solution

The fourth proportional to 403,799,352.80, 605,801,071.98 and 112,666,302.81 is: 169,027,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,799,352.80 : 605,801,071.98 = 112,666,302.81 : x
  2. Step 2: Convert to fraction form
    403,799,352.80/605,801,071.98 = 112,666,302.81/x
  3. Step 3: Cross multiply
    403,799,352.80x = 605,801,071.98 × 112,666,302.81
  4. Step 4: Simplify right side
    403,799,352.80x = 68,253,367,018,321,288
  5. Step 5: Solve for x
    x = 68,253,367,018,321,288/403,799,352.80
  6. Step 6: Final answer
    x = 169,027,925.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.