Home / 11,908,968,276.40-17,863,452,414.60-8,602,980,103.60

Finding the Fourth Proportional to 11,908,968,276.40, 17,863,452,414.60 and 8,602,980,103.60

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Solution

The fourth proportional to 11,908,968,276.40, 17,863,452,414.60 and 8,602,980,103.60 is: 12,904,470,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908,968,276.40 : 17,863,452,414.60 = 8,602,980,103.60 : x
  2. Step 2: Convert to fraction form
    11,908,968,276.40/17,863,452,414.60 = 8,602,980,103.60/x
  3. Step 3: Cross multiply
    11,908,968,276.40x = 17,863,452,414.60 × 8,602,980,103.60
  4. Step 4: Simplify right side
    11,908,968,276.40x = 153,678,925,704,409,186,304
  5. Step 5: Solve for x
    x = 153,678,925,704,409,186,304/11,908,968,276.40
  6. Step 6: Final answer
    x = 12,904,470,155.40

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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.