Home / 1,621,820,476,020.20-2,238,114,473,237.10-880,227,323,329.50

Finding the Fourth Proportional to 1,621,820,476,020.20, 2,238,114,473,237.10 and 880,227,323,329.50

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Solution

The fourth proportional to 1,621,820,476,020.20, 2,238,114,473,237.10 and 880,227,323,329.50 is: 1,214,714,909,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,820,476,020.20 : 2,238,114,473,237.10 = 880,227,323,329.50 : x
  2. Step 2: Convert to fraction form
    1,621,820,476,020.20/2,238,114,473,237.10 = 880,227,323,329.50/x
  3. Step 3: Cross multiply
    1,621,820,476,020.20x = 2,238,114,473,237.10 × 880,227,323,329.50
  4. Step 4: Simplify right side
    1,621,820,476,020.20x = 1,970,049,512,082,506,550,083,584
  5. Step 5: Solve for x
    x = 1,970,049,512,082,506,550,083,584/1,621,820,476,020.20
  6. Step 6: Final answer
    x = 1,214,714,909,085.89

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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.