Home / 1,510,178,322,832.30-2,084,046,921,539.40-815,718,877,066.56

Finding the Fourth Proportional to 1,510,178,322,832.30, 2,084,046,921,539.40 and 815,718,877,066.56

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Solution

The fourth proportional to 1,510,178,322,832.30, 2,084,046,921,539.40 and 815,718,877,066.56 is: 1,125,692,501,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,178,322,832.30 : 2,084,046,921,539.40 = 815,718,877,066.56 : x
  2. Step 2: Convert to fraction form
    1,510,178,322,832.30/2,084,046,921,539.40 = 815,718,877,066.56/x
  3. Step 3: Cross multiply
    1,510,178,322,832.30x = 2,084,046,921,539.40 × 815,718,877,066.56
  4. Step 4: Simplify right side
    1,510,178,322,832.30x = 1,699,996,414,592,140,800,163,840
  5. Step 5: Solve for x
    x = 1,699,996,414,592,140,800,163,840/1,510,178,322,832.30
  6. Step 6: Final answer
    x = 1,125,692,501,931.72

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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.