Home / 116,534,510.40-174,652,466.40-103,694,779.20

Finding the Fourth Proportional to 116,534,510.40, 174,652,466.40 and 103,694,779.20

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Solution

The fourth proportional to 116,534,510.40, 174,652,466.40 and 103,694,779.20 is: 155,409,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,534,510.40 : 174,652,466.40 = 103,694,779.20 : x
  2. Step 2: Convert to fraction form
    116,534,510.40/174,652,466.40 = 103,694,779.20/x
  3. Step 3: Cross multiply
    116,534,510.40x = 174,652,466.40 × 103,694,779.20
  4. Step 4: Simplify right side
    116,534,510.40x = 18,110,548,940,083,420
  5. Step 5: Solve for x
    x = 18,110,548,940,083,420/116,534,510.40
  6. Step 6: Final answer
    x = 155,409,319.33

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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.