Home / 915,326,277.51-1,263,419,086.80-597,835,060.20

Finding the Fourth Proportional to 915,326,277.51, 1,263,419,086.80 and 597,835,060.20

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Solution

The fourth proportional to 915,326,277.51, 1,263,419,086.80 and 597,835,060.20 is: 825,187,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,326,277.51 : 1,263,419,086.80 = 597,835,060.20 : x
  2. Step 2: Convert to fraction form
    915,326,277.51/1,263,419,086.80 = 597,835,060.20/x
  3. Step 3: Cross multiply
    915,326,277.51x = 1,263,419,086.80 × 597,835,060.20
  4. Step 4: Simplify right side
    915,326,277.51x = 755,316,225,814,907,008
  5. Step 5: Solve for x
    x = 755,316,225,814,907,008/915,326,277.51
  6. Step 6: Final answer
    x = 825,187,962.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.