Home / 210,757,362.84-290,848,604.08-115,386,280.52

Finding the Fourth Proportional to 210,757,362.84, 290,848,604.08 and 115,386,280.52

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Solution

The fourth proportional to 210,757,362.84, 290,848,604.08 and 115,386,280.52 is: 159,234,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,757,362.84 : 290,848,604.08 = 115,386,280.52 : x
  2. Step 2: Convert to fraction form
    210,757,362.84/290,848,604.08 = 115,386,280.52/x
  3. Step 3: Cross multiply
    210,757,362.84x = 290,848,604.08 × 115,386,280.52
  4. Step 4: Simplify right side
    210,757,362.84x = 33,559,938,619,225,292
  5. Step 5: Solve for x
    x = 33,559,938,619,225,292/210,757,362.84
  6. Step 6: Final answer
    x = 159,234,952.30

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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.