Home / 873,828,305.40-1,310,742,458.10-355,976,448.60

Finding the Fourth Proportional to 873,828,305.40, 1,310,742,458.10 and 355,976,448.60

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Solution

The fourth proportional to 873,828,305.40, 1,310,742,458.10 and 355,976,448.60 is: 533,964,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,828,305.40 : 1,310,742,458.10 = 355,976,448.60 : x
  2. Step 2: Convert to fraction form
    873,828,305.40/1,310,742,458.10 = 355,976,448.60/x
  3. Step 3: Cross multiply
    873,828,305.40x = 1,310,742,458.10 × 355,976,448.60
  4. Step 4: Simplify right side
    873,828,305.40x = 466,593,445,263,672,320
  5. Step 5: Solve for x
    x = 466,593,445,263,672,320/873,828,305.40
  6. Step 6: Final answer
    x = 533,964,672.90

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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.