Home / 120,886,001,078.70-181,329,001,618.05-57,968,913,665.10

Finding the Fourth Proportional to 120,886,001,078.70, 181,329,001,618.05 and 57,968,913,665.10

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Solution

The fourth proportional to 120,886,001,078.70, 181,329,001,618.05 and 57,968,913,665.10 is: 86,953,370,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,886,001,078.70 : 181,329,001,618.05 = 57,968,913,665.10 : x
  2. Step 2: Convert to fraction form
    120,886,001,078.70/181,329,001,618.05 = 57,968,913,665.10/x
  3. Step 3: Cross multiply
    120,886,001,078.70x = 181,329,001,618.05 × 57,968,913,665.10
  4. Step 4: Simplify right side
    120,886,001,078.70x = 10,511,445,239,775,518,261,248
  5. Step 5: Solve for x
    x = 10,511,445,239,775,518,261,248/120,886,001,078.70
  6. Step 6: Final answer
    x = 86,953,370,497.65

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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.