Home / 13,486,352,962.28-18,610,763,053.62-7,465,105,174.64

Finding the Fourth Proportional to 13,486,352,962.28, 18,610,763,053.62 and 7,465,105,174.64

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Solution

The fourth proportional to 13,486,352,962.28, 18,610,763,053.62 and 7,465,105,174.64 is: 10,301,621,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,352,962.28 : 18,610,763,053.62 = 7,465,105,174.64 : x
  2. Step 2: Convert to fraction form
    13,486,352,962.28/18,610,763,053.62 = 7,465,105,174.64/x
  3. Step 3: Cross multiply
    13,486,352,962.28x = 18,610,763,053.62 × 7,465,105,174.64
  4. Step 4: Simplify right side
    13,486,352,962.28x = 138,931,303,575,577,591,808
  5. Step 5: Solve for x
    x = 138,931,303,575,577,591,808/13,486,352,962.28
  6. Step 6: Final answer
    x = 10,301,621,495.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.