Home / 19,604,270,437.30-29,406,405,655.95-4,882,291,855.30

Finding the Fourth Proportional to 19,604,270,437.30, 29,406,405,655.95 and 4,882,291,855.30

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Solution

The fourth proportional to 19,604,270,437.30, 29,406,405,655.95 and 4,882,291,855.30 is: 7,323,437,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604,270,437.30 : 29,406,405,655.95 = 4,882,291,855.30 : x
  2. Step 2: Convert to fraction form
    19,604,270,437.30/29,406,405,655.95 = 4,882,291,855.30/x
  3. Step 3: Cross multiply
    19,604,270,437.30x = 29,406,405,655.95 × 4,882,291,855.30
  4. Step 4: Simplify right side
    19,604,270,437.30x = 143,570,654,827,692,556,288
  5. Step 5: Solve for x
    x = 143,570,654,827,692,556,288/19,604,270,437.30
  6. Step 6: Final answer
    x = 7,323,437,782.95

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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.