Home / 10,762,236,006.40-16,143,354,009.60-9,264,210,115.60

Finding the Fourth Proportional to 10,762,236,006.40, 16,143,354,009.60 and 9,264,210,115.60

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Solution

The fourth proportional to 10,762,236,006.40, 16,143,354,009.60 and 9,264,210,115.60 is: 13,896,315,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,236,006.40 : 16,143,354,009.60 = 9,264,210,115.60 : x
  2. Step 2: Convert to fraction form
    10,762,236,006.40/16,143,354,009.60 = 9,264,210,115.60/x
  3. Step 3: Cross multiply
    10,762,236,006.40x = 16,143,354,009.60 × 9,264,210,115.60
  4. Step 4: Simplify right side
    10,762,236,006.40x = 149,555,423,515,448,147,968
  5. Step 5: Solve for x
    x = 149,555,423,515,448,147,968/10,762,236,006.40
  6. Step 6: Final answer
    x = 13,896,315,173.40

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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.