Home / 260,760,390,332.90-391,140,585,499.35-74,645,500,604.90

Finding the Fourth Proportional to 260,760,390,332.90, 391,140,585,499.35 and 74,645,500,604.90

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Solution

The fourth proportional to 260,760,390,332.90, 391,140,585,499.35 and 74,645,500,604.90 is: 111,968,250,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,760,390,332.90 : 391,140,585,499.35 = 74,645,500,604.90 : x
  2. Step 2: Convert to fraction form
    260,760,390,332.90/391,140,585,499.35 = 74,645,500,604.90/x
  3. Step 3: Cross multiply
    260,760,390,332.90x = 391,140,585,499.35 × 74,645,500,604.90
  4. Step 4: Simplify right side
    260,760,390,332.90x = 29,196,884,811,492,666,376,192
  5. Step 5: Solve for x
    x = 29,196,884,811,492,666,376,192/260,760,390,332.90
  6. Step 6: Final answer
    x = 111,968,250,907.35

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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.