Home / 45,974,914,528.84-68,997,570,686.95-20,810,303,574.22

Finding the Fourth Proportional to 45,974,914,528.84, 68,997,570,686.95 and 20,810,303,574.22

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Solution

The fourth proportional to 45,974,914,528.84, 68,997,570,686.95 and 20,810,303,574.22 is: 31,231,387,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,974,914,528.84 : 68,997,570,686.95 = 20,810,303,574.22 : x
  2. Step 2: Convert to fraction form
    45,974,914,528.84/68,997,570,686.95 = 20,810,303,574.22/x
  3. Step 3: Cross multiply
    45,974,914,528.84x = 68,997,570,686.95 × 20,810,303,574.22
  4. Step 4: Simplify right side
    45,974,914,528.84x = 1,435,860,391,879,028,768,768
  5. Step 5: Solve for x
    x = 1,435,860,391,879,028,768,768/45,974,914,528.84
  6. Step 6: Final answer
    x = 31,231,387,955.67

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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.