Home / 3,012,085,943.40-4,518,128,915.10-1,072,689,335.40

Finding the Fourth Proportional to 3,012,085,943.40, 4,518,128,915.10 and 1,072,689,335.40

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Solution

The fourth proportional to 3,012,085,943.40, 4,518,128,915.10 and 1,072,689,335.40 is: 1,609,034,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,085,943.40 : 4,518,128,915.10 = 1,072,689,335.40 : x
  2. Step 2: Convert to fraction form
    3,012,085,943.40/4,518,128,915.10 = 1,072,689,335.40/x
  3. Step 3: Cross multiply
    3,012,085,943.40x = 4,518,128,915.10 × 1,072,689,335.40
  4. Step 4: Simplify right side
    3,012,085,943.40x = 4,846,548,703,190,141,952
  5. Step 5: Solve for x
    x = 4,846,548,703,190,141,952/3,012,085,943.40
  6. Step 6: Final answer
    x = 1,609,034,003.10

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Double scale
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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.