Home / 13,684,342,288,196-18,886,011,295,116-8,128,688,700,385

Finding the Fourth Proportional to 13,684,342,288,196, 18,886,011,295,116 and 8,128,688,700,385

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Solution

The fourth proportional to 13,684,342,288,196, 18,886,011,295,116 and 8,128,688,700,385 is: 11,218,552,077,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684,342,288,196 : 18,886,011,295,116 = 8,128,688,700,385 : x
  2. Step 2: Convert to fraction form
    13,684,342,288,196/18,886,011,295,116 = 8,128,688,700,385/x
  3. Step 3: Cross multiply
    13,684,342,288,196x = 18,886,011,295,116 × 8,128,688,700,385
  4. Step 4: Simplify right side
    13,684,342,288,196x = 153,518,506,609,952,913,511,940,096
  5. Step 5: Solve for x
    x = 153,518,506,609,952,913,511,940,096/13,684,342,288,196
  6. Step 6: Final answer
    x = 11,218,552,077,755.08

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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.