Home / 72,778,775,866.02-109,664,932,557.33-59,804,669,025.63

Finding the Fourth Proportional to 72,778,775,866.02, 109,664,932,557.33 and 59,804,669,025.63

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Solution

The fourth proportional to 72,778,775,866.02, 109,664,932,557.33 and 59,804,669,025.63 is: 90,115,214,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,778,775,866.02 : 109,664,932,557.33 = 59,804,669,025.63 : x
  2. Step 2: Convert to fraction form
    72,778,775,866.02/109,664,932,557.33 = 59,804,669,025.63/x
  3. Step 3: Cross multiply
    72,778,775,866.02x = 109,664,932,557.33 × 59,804,669,025.63
  4. Step 4: Simplify right side
    72,778,775,866.02x = 6,558,474,995,309,155,975,168
  5. Step 5: Solve for x
    x = 6,558,474,995,309,155,975,168/72,778,775,866.02
  6. Step 6: Final answer
    x = 90,115,214,460.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.