Home / 30,927,997,201.74-46,373,009,728.42-12,019,206,503.06

Finding the Fourth Proportional to 30,927,997,201.74, 46,373,009,728.42 and 12,019,206,503.06

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Solution

The fourth proportional to 30,927,997,201.74, 46,373,009,728.42 and 12,019,206,503.06 is: 18,021,431,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,927,997,201.74 : 46,373,009,728.42 = 12,019,206,503.06 : x
  2. Step 2: Convert to fraction form
    30,927,997,201.74/46,373,009,728.42 = 12,019,206,503.06/x
  3. Step 3: Cross multiply
    30,927,997,201.74x = 46,373,009,728.42 × 12,019,206,503.06
  4. Step 4: Simplify right side
    30,927,997,201.74x = 557,366,780,094,290,264,064
  5. Step 5: Solve for x
    x = 557,366,780,094,290,264,064/30,927,997,201.74
  6. Step 6: Final answer
    x = 18,021,431,405.94

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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.