Home / 1,295,389,029.60-1,943,083,544.40-859,182,256.80

Finding the Fourth Proportional to 1,295,389,029.60, 1,943,083,544.40 and 859,182,256.80

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Solution

The fourth proportional to 1,295,389,029.60, 1,943,083,544.40 and 859,182,256.80 is: 1,288,773,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,389,029.60 : 1,943,083,544.40 = 859,182,256.80 : x
  2. Step 2: Convert to fraction form
    1,295,389,029.60/1,943,083,544.40 = 859,182,256.80/x
  3. Step 3: Cross multiply
    1,295,389,029.60x = 1,943,083,544.40 × 859,182,256.80
  4. Step 4: Simplify right side
    1,295,389,029.60x = 1,669,462,904,828,535,040
  5. Step 5: Solve for x
    x = 1,669,462,904,828,535,040/1,295,389,029.60
  6. Step 6: Final answer
    x = 1,288,773,385.20

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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.