Home / 10,389,052,018.62-14,336,507,693.07-5,631,225,741.36

Finding the Fourth Proportional to 10,389,052,018.62, 14,336,507,693.07 and 5,631,225,741.36

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Solution

The fourth proportional to 10,389,052,018.62, 14,336,507,693.07 and 5,631,225,741.36 is: 7,770,883,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,052,018.62 : 14,336,507,693.07 = 5,631,225,741.36 : x
  2. Step 2: Convert to fraction form
    10,389,052,018.62/14,336,507,693.07 = 5,631,225,741.36/x
  3. Step 3: Cross multiply
    10,389,052,018.62x = 14,336,507,693.07 × 5,631,225,741.36
  4. Step 4: Simplify right side
    10,389,052,018.62x = 80,732,111,162,421,444,608
  5. Step 5: Solve for x
    x = 80,732,111,162,421,444,608/10,389,052,018.62
  6. Step 6: Final answer
    x = 7,770,883,331.58

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1.5x scale

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.