Home / 12,010,797,501.59-18,019,197,048.05-8,476,439,830.67

Finding the Fourth Proportional to 12,010,797,501.59, 18,019,197,048.05 and 8,476,439,830.67

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Solution

The fourth proportional to 12,010,797,501.59, 18,019,197,048.05 and 8,476,439,830.67 is: 12,716,777,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,797,501.59 : 18,019,197,048.05 = 8,476,439,830.67 : x
  2. Step 2: Convert to fraction form
    12,010,797,501.59/18,019,197,048.05 = 8,476,439,830.67/x
  3. Step 3: Cross multiply
    12,010,797,501.59x = 18,019,197,048.05 × 8,476,439,830.67
  4. Step 4: Simplify right side
    12,010,797,501.59x = 152,738,639,574,818,881,536
  5. Step 5: Solve for x
    x = 152,738,639,574,818,881,536/12,010,797,501.59
  6. Step 6: Final answer
    x = 12,716,777,512.45

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Double scale
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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.