Home / 118,030,125.60-162,881,740.80-65,105,652.96

Finding the Fourth Proportional to 118,030,125.60, 162,881,740.80 and 65,105,652.96

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Solution

The fourth proportional to 118,030,125.60, 162,881,740.80 and 65,105,652.96 is: 89,845,893.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,030,125.60 : 162,881,740.80 = 65,105,652.96 : x
  2. Step 2: Convert to fraction form
    118,030,125.60/162,881,740.80 = 65,105,652.96/x
  3. Step 3: Cross multiply
    118,030,125.60x = 162,881,740.80 × 65,105,652.96
  4. Step 4: Simplify right side
    118,030,125.60x = 10,604,522,090,045,474
  5. Step 5: Solve for x
    x = 10,604,522,090,045,474/118,030,125.60
  6. Step 6: Final answer
    x = 89,845,893.46

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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.