Home / 846,301,746.52-1,268,873,084.22-430,974,612.64

Finding the Fourth Proportional to 846,301,746.52, 1,268,873,084.22 and 430,974,612.64

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Solution

The fourth proportional to 846,301,746.52, 1,268,873,084.22 and 430,974,612.64 is: 646,166,793.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,301,746.52 : 1,268,873,084.22 = 430,974,612.64 : x
  2. Step 2: Convert to fraction form
    846,301,746.52/1,268,873,084.22 = 430,974,612.64/x
  3. Step 3: Cross multiply
    846,301,746.52x = 1,268,873,084.22 × 430,974,612.64
  4. Step 4: Simplify right side
    846,301,746.52x = 546,852,085,961,036,608
  5. Step 5: Solve for x
    x = 546,852,085,961,036,608/846,301,746.52
  6. Step 6: Final answer
    x = 646,166,793.59

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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.