Home / 13,684,342,288,192-18,886,011,295,111-8,128,688,700,380.40

Finding the Fourth Proportional to 13,684,342,288,192, 18,886,011,295,111 and 8,128,688,700,380.40

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Solution

The fourth proportional to 13,684,342,288,192, 18,886,011,295,111 and 8,128,688,700,380.40 is: 11,218,552,077,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684,342,288,192 : 18,886,011,295,111 = 8,128,688,700,380.40 : x
  2. Step 2: Convert to fraction form
    13,684,342,288,192/18,886,011,295,111 = 8,128,688,700,380.40/x
  3. Step 3: Cross multiply
    13,684,342,288,192x = 18,886,011,295,111 × 8,128,688,700,380.40
  4. Step 4: Simplify right side
    13,684,342,288,192x = 153,518,506,609,825,404,522,856,448
  5. Step 5: Solve for x
    x = 153,518,506,609,825,404,522,856,448/13,684,342,288,192
  6. Step 6: Final answer
    x = 11,218,552,077,749.04

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Double scale
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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.