Home / 2,159,186,661.60-3,238,779,992.40-1,342,893,285.60

Finding the Fourth Proportional to 2,159,186,661.60, 3,238,779,992.40 and 1,342,893,285.60

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Solution

The fourth proportional to 2,159,186,661.60, 3,238,779,992.40 and 1,342,893,285.60 is: 2,014,339,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,186,661.60 : 3,238,779,992.40 = 1,342,893,285.60 : x
  2. Step 2: Convert to fraction form
    2,159,186,661.60/3,238,779,992.40 = 1,342,893,285.60/x
  3. Step 3: Cross multiply
    2,159,186,661.60x = 3,238,779,992.40 × 1,342,893,285.60
  4. Step 4: Simplify right side
    2,159,186,661.60x = 4,349,335,905,329,579,008
  5. Step 5: Solve for x
    x = 4,349,335,905,329,579,008/2,159,186,661.60
  6. Step 6: Final answer
    x = 2,014,339,928.40

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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.