Home / 71,464,075,912.56-98,622,193,259.37-38,913,074,060.97

Finding the Fourth Proportional to 71,464,075,912.56, 98,622,193,259.37 and 38,913,074,060.97

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Solution

The fourth proportional to 71,464,075,912.56, 98,622,193,259.37 and 38,913,074,060.97 is: 53,701,005,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,464,075,912.56 : 98,622,193,259.37 = 38,913,074,060.97 : x
  2. Step 2: Convert to fraction form
    71,464,075,912.56/98,622,193,259.37 = 38,913,074,060.97/x
  3. Step 3: Cross multiply
    71,464,075,912.56x = 98,622,193,259.37 × 38,913,074,060.97
  4. Step 4: Simplify right side
    71,464,075,912.56x = 3,837,692,710,357,161,213,952
  5. Step 5: Solve for x
    x = 3,837,692,710,357,161,213,952/71,464,075,912.56
  6. Step 6: Final answer
    x = 53,701,005,174.30

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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.