Home / 1,461,543,852.07-2,016,928,357.73-792,487,681.21

Finding the Fourth Proportional to 1,461,543,852.07, 2,016,928,357.73 and 792,487,681.21

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Solution

The fourth proportional to 1,461,543,852.07, 2,016,928,357.73 and 792,487,681.21 is: 1,093,631,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,543,852.07 : 2,016,928,357.73 = 792,487,681.21 : x
  2. Step 2: Convert to fraction form
    1,461,543,852.07/2,016,928,357.73 = 792,487,681.21/x
  3. Step 3: Cross multiply
    1,461,543,852.07x = 2,016,928,357.73 × 792,487,681.21
  4. Step 4: Simplify right side
    1,461,543,852.07x = 1,598,390,877,384,141,056
  5. Step 5: Solve for x
    x = 1,598,390,877,384,141,056/1,461,543,852.07
  6. Step 6: Final answer
    x = 1,093,631,829.88

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Double scale
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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.