Home / 511,392,256.77-767,102,677.10-166,345,885.05

Finding the Fourth Proportional to 511,392,256.77, 767,102,677.10 and 166,345,885.05

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Solution

The fourth proportional to 511,392,256.77, 767,102,677.10 and 166,345,885.05 is: 249,523,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,392,256.77 : 767,102,677.10 = 166,345,885.05 : x
  2. Step 2: Convert to fraction form
    511,392,256.77/767,102,677.10 = 166,345,885.05/x
  3. Step 3: Cross multiply
    511,392,256.77x = 767,102,677.10 × 166,345,885.05
  4. Step 4: Simplify right side
    511,392,256.77x = 127,604,373,746,423,888
  5. Step 5: Solve for x
    x = 127,604,373,746,423,888/511,392,256.77
  6. Step 6: Final answer
    x = 249,523,476.46

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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.