Home / 1,980,155,779,463-2,970,233,669,194.40-1,980,155,779,463

Finding the Fourth Proportional to 1,980,155,779,463, 2,970,233,669,194.40 and 1,980,155,779,463

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Solution

The fourth proportional to 1,980,155,779,463, 2,970,233,669,194.40 and 1,980,155,779,463 is: 2,970,233,669,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,155,779,463 : 2,970,233,669,194.40 = 1,980,155,779,463 : x
  2. Step 2: Convert to fraction form
    1,980,155,779,463/2,970,233,669,194.40 = 1,980,155,779,463/x
  3. Step 3: Cross multiply
    1,980,155,779,463x = 2,970,233,669,194.40 × 1,980,155,779,463
  4. Step 4: Simplify right side
    1,980,155,779,463x = 5,881,525,366,410,883,859,742,720
  5. Step 5: Solve for x
    x = 5,881,525,366,410,883,859,742,720/1,980,155,779,463
  6. Step 6: Final answer
    x = 2,970,233,669,194.40

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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.