Home / 86,692,794.65-119,653,436.98-51,430,172.74

Finding the Fourth Proportional to 86,692,794.65, 119,653,436.98 and 51,430,172.74

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Solution

The fourth proportional to 86,692,794.65, 119,653,436.98 and 51,430,172.74 is: 70,983,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,692,794.65 : 119,653,436.98 = 51,430,172.74 : x
  2. Step 2: Convert to fraction form
    86,692,794.65/119,653,436.98 = 51,430,172.74/x
  3. Step 3: Cross multiply
    86,692,794.65x = 119,653,436.98 × 51,430,172.74
  4. Step 4: Simplify right side
    86,692,794.65x = 6,153,796,932,292,220
  5. Step 5: Solve for x
    x = 6,153,796,932,292,220/86,692,794.65
  6. Step 6: Final answer
    x = 70,983,949.21

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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.