Home / 12,755,238,519.40-19,132,857,779.10-11,592,020,458.60

Finding the Fourth Proportional to 12,755,238,519.40, 19,132,857,779.10 and 11,592,020,458.60

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Solution

The fourth proportional to 12,755,238,519.40, 19,132,857,779.10 and 11,592,020,458.60 is: 17,388,030,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,238,519.40 : 19,132,857,779.10 = 11,592,020,458.60 : x
  2. Step 2: Convert to fraction form
    12,755,238,519.40/19,132,857,779.10 = 11,592,020,458.60/x
  3. Step 3: Cross multiply
    12,755,238,519.40x = 19,132,857,779.10 × 11,592,020,458.60
  4. Step 4: Simplify right side
    12,755,238,519.40x = 221,788,478,806,811,344,896
  5. Step 5: Solve for x
    x = 221,788,478,806,811,344,896/12,755,238,519.40
  6. Step 6: Final answer
    x = 17,388,030,687.90

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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.