Home / 127,989,017.02-191,992,038.63-44,980,730.16

Finding the Fourth Proportional to 127,989,017.02, 191,992,038.63 and 44,980,730.16

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Solution

The fourth proportional to 127,989,017.02, 191,992,038.63 and 44,980,730.16 is: 67,474,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,989,017.02 : 191,992,038.63 = 44,980,730.16 : x
  2. Step 2: Convert to fraction form
    127,989,017.02/191,992,038.63 = 44,980,730.16/x
  3. Step 3: Cross multiply
    127,989,017.02x = 191,992,038.63 × 44,980,730.16
  4. Step 4: Simplify right side
    127,989,017.02x = 8,635,942,082,484,325
  5. Step 5: Solve for x
    x = 8,635,942,082,484,325/127,989,017.02
  6. Step 6: Final answer
    x = 67,474,087.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.