Home / 13,688,669,285.04-20,497,641,404-9,447,447,751.76

Finding the Fourth Proportional to 13,688,669,285.04, 20,497,641,404 and 9,447,447,751.76

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Solution

The fourth proportional to 13,688,669,285.04, 20,497,641,404 and 9,447,447,751.76 is: 14,146,765,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,688,669,285.04 : 20,497,641,404 = 9,447,447,751.76 : x
  2. Step 2: Convert to fraction form
    13,688,669,285.04/20,497,641,404 = 9,447,447,751.76/x
  3. Step 3: Cross multiply
    13,688,669,285.04x = 20,497,641,404 × 9,447,447,751.76
  4. Step 4: Simplify right side
    13,688,669,285.04x = 193,650,396,198,602,506,240
  5. Step 5: Solve for x
    x = 193,650,396,198,602,506,240/13,688,669,285.04
  6. Step 6: Final answer
    x = 14,146,765,632.67

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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.