Home / 511,488,000.90-767,232,001.35-307,246,695.30

Finding the Fourth Proportional to 511,488,000.90, 767,232,001.35 and 307,246,695.30

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Solution

The fourth proportional to 511,488,000.90, 767,232,001.35 and 307,246,695.30 is: 460,870,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,488,000.90 : 767,232,001.35 = 307,246,695.30 : x
  2. Step 2: Convert to fraction form
    511,488,000.90/767,232,001.35 = 307,246,695.30/x
  3. Step 3: Cross multiply
    511,488,000.90x = 767,232,001.35 × 307,246,695.30
  4. Step 4: Simplify right side
    511,488,000.90x = 235,729,496,943,192,640
  5. Step 5: Solve for x
    x = 235,729,496,943,192,640/511,488,000.90
  6. Step 6: Final answer
    x = 460,870,042.95

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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.