Home / 102,478,797.80-153,594,694.59-47,070,172.67

Finding the Fourth Proportional to 102,478,797.80, 153,594,694.59 and 47,070,172.67

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Solution

The fourth proportional to 102,478,797.80, 153,594,694.59 and 47,070,172.67 is: 70,548,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,478,797.80 : 153,594,694.59 = 47,070,172.67 : x
  2. Step 2: Convert to fraction form
    102,478,797.80/153,594,694.59 = 47,070,172.67/x
  3. Step 3: Cross multiply
    102,478,797.80x = 153,594,694.59 × 47,070,172.67
  4. Step 4: Simplify right side
    102,478,797.80x = 7,229,728,795,547,215
  5. Step 5: Solve for x
    x = 7,229,728,795,547,215/102,478,797.80
  6. Step 6: Final answer
    x = 70,548,532.48

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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.