Home / 160,970,779.20-241,487,661.60-68,854,339.20

Finding the Fourth Proportional to 160,970,779.20, 241,487,661.60 and 68,854,339.20

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Solution

The fourth proportional to 160,970,779.20, 241,487,661.60 and 68,854,339.20 is: 103,294,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,970,779.20 : 241,487,661.60 = 68,854,339.20 : x
  2. Step 2: Convert to fraction form
    160,970,779.20/241,487,661.60 = 68,854,339.20/x
  3. Step 3: Cross multiply
    160,970,779.20x = 241,487,661.60 × 68,854,339.20
  4. Step 4: Simplify right side
    160,970,779.20x = 16,627,473,364,421,216
  5. Step 5: Solve for x
    x = 16,627,473,364,421,216/160,970,779.20
  6. Step 6: Final answer
    x = 103,294,979.67

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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.