Home / 8,125,655,488,020-11,213,406,403,798-4,471,723,359,796

Finding the Fourth Proportional to 8,125,655,488,020, 11,213,406,403,798 and 4,471,723,359,796

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Solution

The fourth proportional to 8,125,655,488,020, 11,213,406,403,798 and 4,471,723,359,796 is: 6,170,979,243,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,655,488,020 : 11,213,406,403,798 = 4,471,723,359,796 : x
  2. Step 2: Convert to fraction form
    8,125,655,488,020/11,213,406,403,798 = 4,471,723,359,796/x
  3. Step 3: Cross multiply
    8,125,655,488,020x = 11,213,406,403,798 × 4,471,723,359,796
  4. Step 4: Simplify right side
    8,125,655,488,020x = 50,143,251,358,749,573,362,221,056
  5. Step 5: Solve for x
    x = 50,143,251,358,749,573,362,221,056/8,125,655,488,020
  6. Step 6: Final answer
    x = 6,170,979,243,788.75

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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.