Home / 72,048,651,500.16-107,920,939,656.60-57,806,509,291.20

Finding the Fourth Proportional to 72,048,651,500.16, 107,920,939,656.60 and 57,806,509,291.20

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Solution

The fourth proportional to 72,048,651,500.16, 107,920,939,656.60 and 57,806,509,291.20 is: 86,587,780,216.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,048,651,500.16 : 107,920,939,656.60 = 57,806,509,291.20 : x
  2. Step 2: Convert to fraction form
    72,048,651,500.16/107,920,939,656.60 = 57,806,509,291.20/x
  3. Step 3: Cross multiply
    72,048,651,500.16x = 107,920,939,656.60 × 57,806,509,291.20
  4. Step 4: Simplify right side
    72,048,651,500.16x = 6,238,532,800,974,282,555,392
  5. Step 5: Solve for x
    x = 6,238,532,800,974,282,555,392/72,048,651,500.16
  6. Step 6: Final answer
    x = 86,587,780,216.27

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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.