Home / 695,464,431.60-1,043,196,647.40-622,905,020.40

Finding the Fourth Proportional to 695,464,431.60, 1,043,196,647.40 and 622,905,020.40

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Solution

The fourth proportional to 695,464,431.60, 1,043,196,647.40 and 622,905,020.40 is: 934,357,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,464,431.60 : 1,043,196,647.40 = 622,905,020.40 : x
  2. Step 2: Convert to fraction form
    695,464,431.60/1,043,196,647.40 = 622,905,020.40/x
  3. Step 3: Cross multiply
    695,464,431.60x = 1,043,196,647.40 × 622,905,020.40
  4. Step 4: Simplify right side
    695,464,431.60x = 649,812,428,929,908,608
  5. Step 5: Solve for x
    x = 649,812,428,929,908,608/695,464,431.60
  6. Step 6: Final answer
    x = 934,357,530.60

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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.