Home / 260,760,386,965.20-391,140,580,447.80-93,073,320,200.40

Finding the Fourth Proportional to 260,760,386,965.20, 391,140,580,447.80 and 93,073,320,200.40

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Solution

The fourth proportional to 260,760,386,965.20, 391,140,580,447.80 and 93,073,320,200.40 is: 139,609,980,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,760,386,965.20 : 391,140,580,447.80 = 93,073,320,200.40 : x
  2. Step 2: Convert to fraction form
    260,760,386,965.20/391,140,580,447.80 = 93,073,320,200.40/x
  3. Step 3: Cross multiply
    260,760,386,965.20x = 391,140,580,447.80 × 93,073,320,200.40
  4. Step 4: Simplify right side
    260,760,386,965.20x = 36,404,752,487,388,402,417,664
  5. Step 5: Solve for x
    x = 36,404,752,487,388,402,417,664/260,760,386,965.20
  6. Step 6: Final answer
    x = 139,609,980,300.60

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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.