Home / 275,662,983.06-380,417,467.89-151,908,088.98

Finding the Fourth Proportional to 275,662,983.06, 380,417,467.89 and 151,908,088.98

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Solution

The fourth proportional to 275,662,983.06, 380,417,467.89 and 151,908,088.98 is: 209,634,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,662,983.06 : 380,417,467.89 = 151,908,088.98 : x
  2. Step 2: Convert to fraction form
    275,662,983.06/380,417,467.89 = 151,908,088.98/x
  3. Step 3: Cross multiply
    275,662,983.06x = 380,417,467.89 × 151,908,088.98
  4. Step 4: Simplify right side
    275,662,983.06x = 57,788,490,561,780,408
  5. Step 5: Solve for x
    x = 57,788,490,561,780,408/275,662,983.06
  6. Step 6: Final answer
    x = 209,634,568.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.