Home / 535,105,277.60-802,657,916.40-427,609,853.60

Finding the Fourth Proportional to 535,105,277.60, 802,657,916.40 and 427,609,853.60

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Solution

The fourth proportional to 535,105,277.60, 802,657,916.40 and 427,609,853.60 is: 641,414,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,105,277.60 : 802,657,916.40 = 427,609,853.60 : x
  2. Step 2: Convert to fraction form
    535,105,277.60/802,657,916.40 = 427,609,853.60/x
  3. Step 3: Cross multiply
    535,105,277.60x = 802,657,916.40 × 427,609,853.60
  4. Step 4: Simplify right side
    535,105,277.60x = 343,224,434,122,685,056
  5. Step 5: Solve for x
    x = 343,224,434,122,685,056/535,105,277.60
  6. Step 6: Final answer
    x = 641,414,780.40

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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.