Home / 375,490,341.93-518,166,853.02-208,226,177.04

Finding the Fourth Proportional to 375,490,341.93, 518,166,853.02 and 208,226,177.04

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Solution

The fourth proportional to 375,490,341.93, 518,166,853.02 and 208,226,177.04 is: 287,346,679.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,490,341.93 : 518,166,853.02 = 208,226,177.04 : x
  2. Step 2: Convert to fraction form
    375,490,341.93/518,166,853.02 = 208,226,177.04/x
  3. Step 3: Cross multiply
    375,490,341.93x = 518,166,853.02 × 208,226,177.04
  4. Step 4: Simplify right side
    375,490,341.93x = 107,895,902,873,202,176
  5. Step 5: Solve for x
    x = 107,895,902,873,202,176/375,490,341.93
  6. Step 6: Final answer
    x = 287,346,679.33

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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.