Home / 77,262,376,570.40-115,897,391,230.80-40,070,009,626.40

Finding the Fourth Proportional to 77,262,376,570.40, 115,897,391,230.80 and 40,070,009,626.40

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Solution

The fourth proportional to 77,262,376,570.40, 115,897,391,230.80 and 40,070,009,626.40 is: 60,106,998,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262,376,570.40 : 115,897,391,230.80 = 40,070,009,626.40 : x
  2. Step 2: Convert to fraction form
    77,262,376,570.40/115,897,391,230.80 = 40,070,009,626.40/x
  3. Step 3: Cross multiply
    77,262,376,570.40x = 115,897,391,230.80 × 40,070,009,626.40
  4. Step 4: Simplify right side
    77,262,376,570.40x = 4,644,009,582,292,802,994,176
  5. Step 5: Solve for x
    x = 4,644,009,582,292,802,994,176/77,262,376,570.40
  6. Step 6: Final answer
    x = 60,106,998,884.01

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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.