Home / 1,116,650,124.40-1,675,038,172.20-340,321,111.60

Finding the Fourth Proportional to 1,116,650,124.40, 1,675,038,172.20 and 340,321,111.60

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Solution

The fourth proportional to 1,116,650,124.40, 1,675,038,172.20 and 340,321,111.60 is: 510,500,863.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,650,124.40 : 1,675,038,172.20 = 340,321,111.60 : x
  2. Step 2: Convert to fraction form
    1,116,650,124.40/1,675,038,172.20 = 340,321,111.60/x
  3. Step 3: Cross multiply
    1,116,650,124.40x = 1,675,038,172.20 × 340,321,111.60
  4. Step 4: Simplify right side
    1,116,650,124.40x = 570,050,852,735,536,256
  5. Step 5: Solve for x
    x = 570,050,852,735,536,256/1,116,650,124.40
  6. Step 6: Final answer
    x = 510,500,863.50

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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.