Home / 12,889,550,124,913-17,787,488,684,714-7,036,657,376,943.90

Finding the Fourth Proportional to 12,889,550,124,913, 17,787,488,684,714 and 7,036,657,376,943.90

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Solution

The fourth proportional to 12,889,550,124,913, 17,787,488,684,714 and 7,036,657,376,943.90 is: 9,710,537,781,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,889,550,124,913 : 17,787,488,684,714 = 7,036,657,376,943.90 : x
  2. Step 2: Convert to fraction form
    12,889,550,124,913/17,787,488,684,714 = 7,036,657,376,943.90/x
  3. Step 3: Cross multiply
    12,889,550,124,913x = 17,787,488,684,714 × 7,036,657,376,943.90
  4. Step 4: Simplify right side
    12,889,550,124,913x = 125,164,463,470,598,922,489,036,800
  5. Step 5: Solve for x
    x = 125,164,463,470,598,922,489,036,800/12,889,550,124,913
  6. Step 6: Final answer
    x = 9,710,537,781,196.90

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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.