Home / 74,146,543.60-111,219,815.40-49,897,087.60

Finding the Fourth Proportional to 74,146,543.60, 111,219,815.40 and 49,897,087.60

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Solution

The fourth proportional to 74,146,543.60, 111,219,815.40 and 49,897,087.60 is: 74,845,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,146,543.60 : 111,219,815.40 = 49,897,087.60 : x
  2. Step 2: Convert to fraction form
    74,146,543.60/111,219,815.40 = 49,897,087.60/x
  3. Step 3: Cross multiply
    74,146,543.60x = 111,219,815.40 × 49,897,087.60
  4. Step 4: Simplify right side
    74,146,543.60x = 5,549,544,871,869,630
  5. Step 5: Solve for x
    x = 5,549,544,871,869,630/74,146,543.60
  6. Step 6: Final answer
    x = 74,845,631.40

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Double scale
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Similar ratio
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1.5x scale

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.