Home / 898,129,347.60-1,346,186,251.80-510,138,051.60

Finding the Fourth Proportional to 898,129,347.60, 1,346,186,251.80 and 510,138,051.60

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Solution

The fourth proportional to 898,129,347.60, 1,346,186,251.80 and 510,138,051.60 is: 764,634,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,129,347.60 : 1,346,186,251.80 = 510,138,051.60 : x
  2. Step 2: Convert to fraction form
    898,129,347.60/1,346,186,251.80 = 510,138,051.60/x
  3. Step 3: Cross multiply
    898,129,347.60x = 1,346,186,251.80 × 510,138,051.60
  4. Step 4: Simplify right side
    898,129,347.60x = 686,740,831,583,959,040
  5. Step 5: Solve for x
    x = 686,740,831,583,959,040/898,129,347.60
  6. Step 6: Final answer
    x = 764,634,663.61

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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.