Home / 213,077,210.30-319,615,815.45-144,202,456.70

Finding the Fourth Proportional to 213,077,210.30, 319,615,815.45 and 144,202,456.70

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Solution

The fourth proportional to 213,077,210.30, 319,615,815.45 and 144,202,456.70 is: 216,303,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,077,210.30 : 319,615,815.45 = 144,202,456.70 : x
  2. Step 2: Convert to fraction form
    213,077,210.30/319,615,815.45 = 144,202,456.70/x
  3. Step 3: Cross multiply
    213,077,210.30x = 319,615,815.45 × 144,202,456.70
  4. Step 4: Simplify right side
    213,077,210.30x = 46,089,385,788,063,808
  5. Step 5: Solve for x
    x = 46,089,385,788,063,808/213,077,210.30
  6. Step 6: Final answer
    x = 216,303,685.05

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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.