Home / 77,025,967.02-106,307,243.06-48,770,966.25

Finding the Fourth Proportional to 77,025,967.02, 106,307,243.06 and 48,770,966.25

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Solution

The fourth proportional to 77,025,967.02, 106,307,243.06 and 48,770,966.25 is: 67,311,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,025,967.02 : 106,307,243.06 = 48,770,966.25 : x
  2. Step 2: Convert to fraction form
    77,025,967.02/106,307,243.06 = 48,770,966.25/x
  3. Step 3: Cross multiply
    77,025,967.02x = 106,307,243.06 × 48,770,966.25
  4. Step 4: Simplify right side
    77,025,967.02x = 5,184,706,963,165,952
  5. Step 5: Solve for x
    x = 5,184,706,963,165,952/77,025,967.02
  6. Step 6: Final answer
    x = 67,311,157.05

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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.