Home / 2,939,458,120.47-4,056,445,103.99-1,601,359,205.91

Finding the Fourth Proportional to 2,939,458,120.47, 4,056,445,103.99 and 1,601,359,205.91

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Solution

The fourth proportional to 2,939,458,120.47, 4,056,445,103.99 and 1,601,359,205.91 is: 2,209,871,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,458,120.47 : 4,056,445,103.99 = 1,601,359,205.91 : x
  2. Step 2: Convert to fraction form
    2,939,458,120.47/4,056,445,103.99 = 1,601,359,205.91/x
  3. Step 3: Cross multiply
    2,939,458,120.47x = 4,056,445,103.99 × 1,601,359,205.91
  4. Step 4: Simplify right side
    2,939,458,120.47x = 6,495,825,710,534,927,360
  5. Step 5: Solve for x
    x = 6,495,825,710,534,927,360/2,939,458,120.47
  6. Step 6: Final answer
    x = 2,209,871,834.98

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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.