Home / 265,775,365.60-398,663,048.40-194,111,749.60

Finding the Fourth Proportional to 265,775,365.60, 398,663,048.40 and 194,111,749.60

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Solution

The fourth proportional to 265,775,365.60, 398,663,048.40 and 194,111,749.60 is: 291,167,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,775,365.60 : 398,663,048.40 = 194,111,749.60 : x
  2. Step 2: Convert to fraction form
    265,775,365.60/398,663,048.40 = 194,111,749.60/x
  3. Step 3: Cross multiply
    265,775,365.60x = 398,663,048.40 × 194,111,749.60
  4. Step 4: Simplify right side
    265,775,365.60x = 77,385,181,825,793,472
  5. Step 5: Solve for x
    x = 77,385,181,825,793,472/265,775,365.60
  6. Step 6: Final answer
    x = 291,167,624.40

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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.