Home / 7,465,005,117.20-11,197,507,675.80-2,556,047,421.20

Finding the Fourth Proportional to 7,465,005,117.20, 11,197,507,675.80 and 2,556,047,421.20

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Solution

The fourth proportional to 7,465,005,117.20, 11,197,507,675.80 and 2,556,047,421.20 is: 3,834,071,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465,005,117.20 : 11,197,507,675.80 = 2,556,047,421.20 : x
  2. Step 2: Convert to fraction form
    7,465,005,117.20/11,197,507,675.80 = 2,556,047,421.20/x
  3. Step 3: Cross multiply
    7,465,005,117.20x = 11,197,507,675.80 × 2,556,047,421.20
  4. Step 4: Simplify right side
    7,465,005,117.20x = 28,621,360,618,595,790,848
  5. Step 5: Solve for x
    x = 28,621,360,618,595,790,848/7,465,005,117.20
  6. Step 6: Final answer
    x = 3,834,071,131.80

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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.