Home / 1,605,114,273.84-2,215,065,543.72-900,303,922.68

Finding the Fourth Proportional to 1,605,114,273.84, 2,215,065,543.72 and 900,303,922.68

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Solution

The fourth proportional to 1,605,114,273.84, 2,215,065,543.72 and 900,303,922.68 is: 1,242,423,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,114,273.84 : 2,215,065,543.72 = 900,303,922.68 : x
  2. Step 2: Convert to fraction form
    1,605,114,273.84/2,215,065,543.72 = 900,303,922.68/x
  3. Step 3: Cross multiply
    1,605,114,273.84x = 2,215,065,543.72 × 900,303,922.68
  4. Step 4: Simplify right side
    1,605,114,273.84x = 1,994,232,198,004,422,656
  5. Step 5: Solve for x
    x = 1,994,232,198,004,422,656/1,605,114,273.84
  6. Step 6: Final answer
    x = 1,242,423,814.00

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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.