Home / 101,112,237,780-139,481,986,730.28-62,518,820,884.62

Finding the Fourth Proportional to 101,112,237,780, 139,481,986,730.28 and 62,518,820,884.62

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Solution

The fourth proportional to 101,112,237,780, 139,481,986,730.28 and 62,518,820,884.62 is: 86,243,263,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,112,237,780 : 139,481,986,730.28 = 62,518,820,884.62 : x
  2. Step 2: Convert to fraction form
    101,112,237,780/139,481,986,730.28 = 62,518,820,884.62/x
  3. Step 3: Cross multiply
    101,112,237,780x = 139,481,986,730.28 × 62,518,820,884.62
  4. Step 4: Simplify right side
    101,112,237,780x = 8,720,249,345,021,319,315,456
  5. Step 5: Solve for x
    x = 8,720,249,345,021,319,315,456/101,112,237,780
  6. Step 6: Final answer
    x = 86,243,263,293.16

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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.