Home / 20,739,233,149.02-28,619,837,159.80-11,583,895,597.22

Finding the Fourth Proportional to 20,739,233,149.02, 28,619,837,159.80 and 11,583,895,597.22

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Solution

The fourth proportional to 20,739,233,149.02, 28,619,837,159.80 and 11,583,895,597.22 is: 15,985,605,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,739,233,149.02 : 28,619,837,159.80 = 11,583,895,597.22 : x
  2. Step 2: Convert to fraction form
    20,739,233,149.02/28,619,837,159.80 = 11,583,895,597.22/x
  3. Step 3: Cross multiply
    20,739,233,149.02x = 28,619,837,159.80 × 11,583,895,597.22
  4. Step 4: Simplify right side
    20,739,233,149.02x = 331,529,205,668,417,437,696
  5. Step 5: Solve for x
    x = 331,529,205,668,417,437,696/20,739,233,149.02
  6. Step 6: Final answer
    x = 15,985,605,797.78

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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.