Home / 1,621,895,015,890.70-2,238,217,573,676.40-880,302,117,715.60

Finding the Fourth Proportional to 1,621,895,015,890.70, 2,238,217,573,676.40 and 880,302,117,715.60

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Solution

The fourth proportional to 1,621,895,015,890.70, 2,238,217,573,676.40 and 880,302,117,715.60 is: 1,214,818,253,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,895,015,890.70 : 2,238,217,573,676.40 = 880,302,117,715.60 : x
  2. Step 2: Convert to fraction form
    1,621,895,015,890.70/2,238,217,573,676.40 = 880,302,117,715.60/x
  3. Step 3: Cross multiply
    1,621,895,015,890.70x = 2,238,217,573,676.40 × 880,302,117,715.60
  4. Step 4: Simplify right side
    1,621,895,015,890.70x = 1,970,307,670,015,606,708,502,528
  5. Step 5: Solve for x
    x = 1,970,307,670,015,606,708,502,528/1,621,895,015,890.70
  6. Step 6: Final answer
    x = 1,214,818,253,161.45

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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.