Home / 1,064,280,003.60-1,596,420,005.40-628,923,536.40

Finding the Fourth Proportional to 1,064,280,003.60, 1,596,420,005.40 and 628,923,536.40

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Solution

The fourth proportional to 1,064,280,003.60, 1,596,420,005.40 and 628,923,536.40 is: 943,385,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,280,003.60 : 1,596,420,005.40 = 628,923,536.40 : x
  2. Step 2: Convert to fraction form
    1,064,280,003.60/1,596,420,005.40 = 628,923,536.40/x
  3. Step 3: Cross multiply
    1,064,280,003.60x = 1,596,420,005.40 × 628,923,536.40
  4. Step 4: Simplify right side
    1,064,280,003.60x = 1,004,026,115,375,875,072
  5. Step 5: Solve for x
    x = 1,004,026,115,375,875,072/1,064,280,003.60
  6. Step 6: Final answer
    x = 943,385,304.60

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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.