Home / 1,380,184,065,239.70-2,070,498,559,674.60-425,122,217,317.96

Finding the Fourth Proportional to 1,380,184,065,239.70, 2,070,498,559,674.60 and 425,122,217,317.96

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Solution

The fourth proportional to 1,380,184,065,239.70, 2,070,498,559,674.60 and 425,122,217,317.96 is: 637,751,848,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,184,065,239.70 : 2,070,498,559,674.60 = 425,122,217,317.96 : x
  2. Step 2: Convert to fraction form
    1,380,184,065,239.70/2,070,498,559,674.60 = 425,122,217,317.96/x
  3. Step 3: Cross multiply
    1,380,184,065,239.70x = 2,070,498,559,674.60 × 425,122,217,317.96
  4. Step 4: Simplify right side
    1,380,184,065,239.70x = 880,214,938,642,508,536,610,816
  5. Step 5: Solve for x
    x = 880,214,938,642,508,536,610,816/1,380,184,065,239.70
  6. Step 6: Final answer
    x = 637,751,848,330.20

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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.