Home / 170,807,746.60-256,211,619.90-162,446,991.40

Finding the Fourth Proportional to 170,807,746.60, 256,211,619.90 and 162,446,991.40

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Solution

The fourth proportional to 170,807,746.60, 256,211,619.90 and 162,446,991.40 is: 243,670,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,807,746.60 : 256,211,619.90 = 162,446,991.40 : x
  2. Step 2: Convert to fraction form
    170,807,746.60/256,211,619.90 = 162,446,991.40/x
  3. Step 3: Cross multiply
    170,807,746.60x = 256,211,619.90 × 162,446,991.40
  4. Step 4: Simplify right side
    170,807,746.60x = 41,620,806,814,475,368
  5. Step 5: Solve for x
    x = 41,620,806,814,475,368/170,807,746.60
  6. Step 6: Final answer
    x = 243,670,487.10

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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.