Home / 535,168,020.10-802,752,030.15-171,699,117.70

Finding the Fourth Proportional to 535,168,020.10, 802,752,030.15 and 171,699,117.70

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Solution

The fourth proportional to 535,168,020.10, 802,752,030.15 and 171,699,117.70 is: 257,548,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,168,020.10 : 802,752,030.15 = 171,699,117.70 : x
  2. Step 2: Convert to fraction form
    535,168,020.10/802,752,030.15 = 171,699,117.70/x
  3. Step 3: Cross multiply
    535,168,020.10x = 802,752,030.15 × 171,699,117.70
  4. Step 4: Simplify right side
    535,168,020.10x = 137,831,815,308,638,784
  5. Step 5: Solve for x
    x = 137,831,815,308,638,784/535,168,020.10
  6. Step 6: Final answer
    x = 257,548,676.55

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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.