Home / 12,810,251,448.86-19,216,648,498.25-4,735,828,946.84

Finding the Fourth Proportional to 12,810,251,448.86, 19,216,648,498.25 and 4,735,828,946.84

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Solution

The fourth proportional to 12,810,251,448.86, 19,216,648,498.25 and 4,735,828,946.84 is: 7,104,213,417.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,810,251,448.86 : 19,216,648,498.25 = 4,735,828,946.84 : x
  2. Step 2: Convert to fraction form
    12,810,251,448.86/19,216,648,498.25 = 4,735,828,946.84/x
  3. Step 3: Cross multiply
    12,810,251,448.86x = 19,216,648,498.25 × 4,735,828,946.84
  4. Step 4: Simplify right side
    12,810,251,448.86x = 91,006,760,219,175,141,376
  5. Step 5: Solve for x
    x = 91,006,760,219,175,141,376/12,810,251,448.86
  6. Step 6: Final answer
    x = 7,104,213,417.08

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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.