Home / 77,017,053,278.88-106,244,417,955.60-50,300,678,075.04

Finding the Fourth Proportional to 77,017,053,278.88, 106,244,417,955.60 and 50,300,678,075.04

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Solution

The fourth proportional to 77,017,053,278.88, 106,244,417,955.60 and 50,300,678,075.04 is: 69,389,388,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017,053,278.88 : 106,244,417,955.60 = 50,300,678,075.04 : x
  2. Step 2: Convert to fraction form
    77,017,053,278.88/106,244,417,955.60 = 50,300,678,075.04/x
  3. Step 3: Cross multiply
    77,017,053,278.88x = 106,244,417,955.60 × 50,300,678,075.04
  4. Step 4: Simplify right side
    77,017,053,278.88x = 5,344,166,264,854,635,610,112
  5. Step 5: Solve for x
    x = 5,344,166,264,854,635,610,112/77,017,053,278.88
  6. Step 6: Final answer
    x = 69,389,388,938.36

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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.