Home / 10,602,580,147.20-15,903,870,220.80-3,623,271,782.40

Finding the Fourth Proportional to 10,602,580,147.20, 15,903,870,220.80 and 3,623,271,782.40

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Solution

The fourth proportional to 10,602,580,147.20, 15,903,870,220.80 and 3,623,271,782.40 is: 5,434,907,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602,580,147.20 : 15,903,870,220.80 = 3,623,271,782.40 : x
  2. Step 2: Convert to fraction form
    10,602,580,147.20/15,903,870,220.80 = 3,623,271,782.40/x
  3. Step 3: Cross multiply
    10,602,580,147.20x = 15,903,870,220.80 × 3,623,271,782.40
  4. Step 4: Simplify right side
    10,602,580,147.20x = 57,624,044,201,976,299,520
  5. Step 5: Solve for x
    x = 57,624,044,201,976,299,520/10,602,580,147.20
  6. Step 6: Final answer
    x = 5,434,907,673.60

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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.