Home / 120,217,402,718.08-180,326,000,468.08-30,680,388,914.88

Finding the Fourth Proportional to 120,217,402,718.08, 180,326,000,468.08 and 30,680,388,914.88

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Solution

The fourth proportional to 120,217,402,718.08, 180,326,000,468.08 and 30,680,388,914.88 is: 46,020,556,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,217,402,718.08 : 180,326,000,468.08 = 30,680,388,914.88 : x
  2. Step 2: Convert to fraction form
    120,217,402,718.08/180,326,000,468.08 = 30,680,388,914.88/x
  3. Step 3: Cross multiply
    120,217,402,718.08x = 180,326,000,468.08 × 30,680,388,914.88
  4. Step 4: Simplify right side
    120,217,402,718.08x = 5,532,471,825,825,526,710,272
  5. Step 5: Solve for x
    x = 5,532,471,825,825,526,710,272/120,217,402,718.08
  6. Step 6: Final answer
    x = 46,020,556,930.51

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1.5x scale

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.