Home / 56,420,566,575.00-77,858,031,970.39-30,699,947,501.31

Finding the Fourth Proportional to 56,420,566,575.00, 77,858,031,970.39 and 30,699,947,501.31

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Solution

The fourth proportional to 56,420,566,575.00, 77,858,031,970.39 and 30,699,947,501.31 is: 42,364,648,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,420,566,575.00 : 77,858,031,970.39 = 30,699,947,501.31 : x
  2. Step 2: Convert to fraction form
    56,420,566,575.00/77,858,031,970.39 = 30,699,947,501.31/x
  3. Step 3: Cross multiply
    56,420,566,575.00x = 77,858,031,970.39 × 30,699,947,501.31
  4. Step 4: Simplify right side
    56,420,566,575.00x = 2,390,237,494,046,444,486,656
  5. Step 5: Solve for x
    x = 2,390,237,494,046,444,486,656/56,420,566,575.00
  6. Step 6: Final answer
    x = 42,364,648,906.34

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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.