Home / 13,571,820,883.39-18,729,282,262.75-7,468,875,589.46

Finding the Fourth Proportional to 13,571,820,883.39, 18,729,282,262.75 and 7,468,875,589.46

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Solution

The fourth proportional to 13,571,820,883.39, 18,729,282,262.75 and 7,468,875,589.46 is: 10,307,141,562.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571,820,883.39 : 18,729,282,262.75 = 7,468,875,589.46 : x
  2. Step 2: Convert to fraction form
    13,571,820,883.39/18,729,282,262.75 = 7,468,875,589.46/x
  3. Step 3: Cross multiply
    13,571,820,883.39x = 18,729,282,262.75 × 7,468,875,589.46
  4. Step 4: Simplify right side
    13,571,820,883.39x = 139,886,679,100,357,804,032
  5. Step 5: Solve for x
    x = 139,886,679,100,357,804,032/13,571,820,883.39
  6. Step 6: Final answer
    x = 10,307,141,562.08

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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.