Home / 10,889,791,664.40-16,307,477,717.40-8,713,009,328.40

Finding the Fourth Proportional to 10,889,791,664.40, 16,307,477,717.40 and 8,713,009,328.40

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Solution

The fourth proportional to 10,889,791,664.40, 16,307,477,717.40 and 8,713,009,328.40 is: 13,047,743,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,791,664.40 : 16,307,477,717.40 = 8,713,009,328.40 : x
  2. Step 2: Convert to fraction form
    10,889,791,664.40/16,307,477,717.40 = 8,713,009,328.40/x
  3. Step 3: Cross multiply
    10,889,791,664.40x = 16,307,477,717.40 × 8,713,009,328.40
  4. Step 4: Simplify right side
    10,889,791,664.40x = 142,087,205,474,381,332,480
  5. Step 5: Solve for x
    x = 142,087,205,474,381,332,480/10,889,791,664.40
  6. Step 6: Final answer
    x = 13,047,743,230.84

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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.