Home / 1,212,674,774.06-1,819,824,692.24-425,730,764.46

Finding the Fourth Proportional to 1,212,674,774.06, 1,819,824,692.24 and 425,730,764.46

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Solution

The fourth proportional to 1,212,674,774.06, 1,819,824,692.24 and 425,730,764.46 is: 638,881,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,674,774.06 : 1,819,824,692.24 = 425,730,764.46 : x
  2. Step 2: Convert to fraction form
    1,212,674,774.06/1,819,824,692.24 = 425,730,764.46/x
  3. Step 3: Cross multiply
    1,212,674,774.06x = 1,819,824,692.24 × 425,730,764.46
  4. Step 4: Simplify right side
    1,212,674,774.06x = 774,755,357,410,519,424
  5. Step 5: Solve for x
    x = 774,755,357,410,519,424/1,212,674,774.06
  6. Step 6: Final answer
    x = 638,881,400.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.