Home / 131,938,551.96-182,071,731.96-72,399,666.66

Finding the Fourth Proportional to 131,938,551.96, 182,071,731.96 and 72,399,666.66

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Solution

The fourth proportional to 131,938,551.96, 182,071,731.96 and 72,399,666.66 is: 99,909,636.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,938,551.96 : 182,071,731.96 = 72,399,666.66 : x
  2. Step 2: Convert to fraction form
    131,938,551.96/182,071,731.96 = 72,399,666.66/x
  3. Step 3: Cross multiply
    131,938,551.96x = 182,071,731.96 × 72,399,666.66
  4. Step 4: Simplify right side
    131,938,551.96x = 13,181,932,702,112,868
  5. Step 5: Solve for x
    x = 13,181,932,702,112,868/131,938,551.96
  6. Step 6: Final answer
    x = 99,909,636.01

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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.