Home / 2,108,197,289.40-2,909,312,530.38-1,168,460,600.28

Finding the Fourth Proportional to 2,108,197,289.40, 2,909,312,530.38 and 1,168,460,600.28

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Solution

The fourth proportional to 2,108,197,289.40, 2,909,312,530.38 and 1,168,460,600.28 is: 1,612,475,778.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,197,289.40 : 2,909,312,530.38 = 1,168,460,600.28 : x
  2. Step 2: Convert to fraction form
    2,108,197,289.40/2,909,312,530.38 = 1,168,460,600.28/x
  3. Step 3: Cross multiply
    2,108,197,289.40x = 2,909,312,530.38 × 1,168,460,600.28
  4. Step 4: Simplify right side
    2,108,197,289.40x = 3,399,417,065,649,940,480
  5. Step 5: Solve for x
    x = 3,399,417,065,649,940,480/2,108,197,289.40
  6. Step 6: Final answer
    x = 1,612,475,778.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.