Home / 3,012,143,444.40-4,518,215,166.60-1,072,746,836.40

Finding the Fourth Proportional to 3,012,143,444.40, 4,518,215,166.60 and 1,072,746,836.40

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Solution

The fourth proportional to 3,012,143,444.40, 4,518,215,166.60 and 1,072,746,836.40 is: 1,609,120,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,143,444.40 : 4,518,215,166.60 = 1,072,746,836.40 : x
  2. Step 2: Convert to fraction form
    3,012,143,444.40/4,518,215,166.60 = 1,072,746,836.40/x
  3. Step 3: Cross multiply
    3,012,143,444.40x = 4,518,215,166.60 × 1,072,746,836.40
  4. Step 4: Simplify right side
    3,012,143,444.40x = 4,846,901,026,144,649,216
  5. Step 5: Solve for x
    x = 4,846,901,026,144,649,216/3,012,143,444.40
  6. Step 6: Final answer
    x = 1,609,120,254.60

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Double scale
Find fourth proportional to 3,012,143,445.40, 4,518,215,168.10 and 1,072,746,837.40
Similar ratio
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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.