Home / 21,937,908,078.61-30,283,581,585.81-14,810,976,032.83

Finding the Fourth Proportional to 21,937,908,078.61, 30,283,581,585.81 and 14,810,976,032.83

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Solution

The fourth proportional to 21,937,908,078.61, 30,283,581,585.81 and 14,810,976,032.83 is: 20,445,404,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,937,908,078.61 : 30,283,581,585.81 = 14,810,976,032.83 : x
  2. Step 2: Convert to fraction form
    21,937,908,078.61/30,283,581,585.81 = 14,810,976,032.83/x
  3. Step 3: Cross multiply
    21,937,908,078.61x = 30,283,581,585.81 × 14,810,976,032.83
  4. Step 4: Simplify right side
    21,937,908,078.61x = 448,529,401,055,683,870,720
  5. Step 5: Solve for x
    x = 448,529,401,055,683,870,720/21,937,908,078.61
  6. Step 6: Final answer
    x = 20,445,404,340.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.