Home / 8,533,634,557.86-12,864,413,179.40-7,964,780,111.46

Finding the Fourth Proportional to 8,533,634,557.86, 12,864,413,179.40 and 7,964,780,111.46

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Solution

The fourth proportional to 8,533,634,557.86, 12,864,413,179.40 and 7,964,780,111.46 is: 12,006,867,828.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533,634,557.86 : 12,864,413,179.40 = 7,964,780,111.46 : x
  2. Step 2: Convert to fraction form
    8,533,634,557.86/12,864,413,179.40 = 7,964,780,111.46/x
  3. Step 3: Cross multiply
    8,533,634,557.86x = 12,864,413,179.40 × 7,964,780,111.46
  4. Step 4: Simplify right side
    8,533,634,557.86x = 102,462,222,236,849,209,344
  5. Step 5: Solve for x
    x = 102,462,222,236,849,209,344/8,533,634,557.86
  6. Step 6: Final answer
    x = 12,006,867,828.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.