Home / 1,623,686,006.58-2,240,686,688.43-881,130,069.33

Finding the Fourth Proportional to 1,623,686,006.58, 2,240,686,688.43 and 881,130,069.33

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Solution

The fourth proportional to 1,623,686,006.58, 2,240,686,688.43 and 881,130,069.33 is: 1,215,959,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,686,006.58 : 2,240,686,688.43 = 881,130,069.33 : x
  2. Step 2: Convert to fraction form
    1,623,686,006.58/2,240,686,688.43 = 881,130,069.33/x
  3. Step 3: Cross multiply
    1,623,686,006.58x = 2,240,686,688.43 × 881,130,069.33
  4. Step 4: Simplify right side
    1,623,686,006.58x = 1,974,336,417,123,133,952
  5. Step 5: Solve for x
    x = 1,974,336,417,123,133,952/1,623,686,006.58
  6. Step 6: Final answer
    x = 1,215,959,495.32

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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.