Home / 19,132,857,777.60-28,699,286,666.40-17,388,030,686.40

Finding the Fourth Proportional to 19,132,857,777.60, 28,699,286,666.40 and 17,388,030,686.40

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Solution

The fourth proportional to 19,132,857,777.60, 28,699,286,666.40 and 17,388,030,686.40 is: 26,082,046,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,857,777.60 : 28,699,286,666.40 = 17,388,030,686.40 : x
  2. Step 2: Convert to fraction form
    19,132,857,777.60/28,699,286,666.40 = 17,388,030,686.40/x
  3. Step 3: Cross multiply
    19,132,857,777.60x = 28,699,286,666.40 × 17,388,030,686.40
  4. Step 4: Simplify right side
    19,132,857,777.60x = 499,024,077,233,153,638,400
  5. Step 5: Solve for x
    x = 499,024,077,233,153,638,400/19,132,857,777.60
  6. Step 6: Final answer
    x = 26,082,046,029.60

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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.