Home / 1,512,128,466.40-2,265,641,782.80-734,098,842.40

Finding the Fourth Proportional to 1,512,128,466.40, 2,265,641,782.80 and 734,098,842.40

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Solution

The fourth proportional to 1,512,128,466.40, 2,265,641,782.80 and 734,098,842.40 is: 1,099,909,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,128,466.40 : 2,265,641,782.80 = 734,098,842.40 : x
  2. Step 2: Convert to fraction form
    1,512,128,466.40/2,265,641,782.80 = 734,098,842.40/x
  3. Step 3: Cross multiply
    1,512,128,466.40x = 2,265,641,782.80 × 734,098,842.40
  4. Step 4: Simplify right side
    1,512,128,466.40x = 1,663,205,010,046,552,320
  5. Step 5: Solve for x
    x = 1,663,205,010,046,552,320/1,512,128,466.40
  6. Step 6: Final answer
    x = 1,099,909,860.18

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1.5x scale

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.