Home / 18,208,047,407.98-27,309,984,798.53-4,763,629,210.45

Finding the Fourth Proportional to 18,208,047,407.98, 27,309,984,798.53 and 4,763,629,210.45

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Solution

The fourth proportional to 18,208,047,407.98, 27,309,984,798.53 and 4,763,629,210.45 is: 7,144,897,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,047,407.98 : 27,309,984,798.53 = 4,763,629,210.45 : x
  2. Step 2: Convert to fraction form
    18,208,047,407.98/27,309,984,798.53 = 4,763,629,210.45/x
  3. Step 3: Cross multiply
    18,208,047,407.98x = 27,309,984,798.53 × 4,763,629,210.45
  4. Step 4: Simplify right side
    18,208,047,407.98x = 130,094,641,323,222,958,080
  5. Step 5: Solve for x
    x = 130,094,641,323,222,958,080/18,208,047,407.98
  6. Step 6: Final answer
    x = 7,144,897,989.79

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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.