Home / 13,519,249,444.54-18,654,097,391.54-7,801,447,935.60

Finding the Fourth Proportional to 13,519,249,444.54, 18,654,097,391.54 and 7,801,447,935.60

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Solution

The fourth proportional to 13,519,249,444.54, 18,654,097,391.54 and 7,801,447,935.60 is: 10,764,574,629.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519,249,444.54 : 18,654,097,391.54 = 7,801,447,935.60 : x
  2. Step 2: Convert to fraction form
    13,519,249,444.54/18,654,097,391.54 = 7,801,447,935.60/x
  3. Step 3: Cross multiply
    13,519,249,444.54x = 18,654,097,391.54 × 7,801,447,935.60
  4. Step 4: Simplify right side
    13,519,249,444.54x = 145,528,969,585,711,087,616
  5. Step 5: Solve for x
    x = 145,528,969,585,711,087,616/13,519,249,444.54
  6. Step 6: Final answer
    x = 10,764,574,629.88

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Double scale
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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.