Home / 105,611,933,012.31-158,483,059,829.45-48,941,232,953.18

Finding the Fourth Proportional to 105,611,933,012.31, 158,483,059,829.45 and 48,941,232,953.18

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Solution

The fourth proportional to 105,611,933,012.31, 158,483,059,829.45 and 48,941,232,953.18 is: 73,442,045,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,611,933,012.31 : 158,483,059,829.45 = 48,941,232,953.18 : x
  2. Step 2: Convert to fraction form
    105,611,933,012.31/158,483,059,829.45 = 48,941,232,953.18/x
  3. Step 3: Cross multiply
    105,611,933,012.31x = 158,483,059,829.45 × 48,941,232,953.18
  4. Step 4: Simplify right side
    105,611,933,012.31x = 7,756,356,350,245,084,332,032
  5. Step 5: Solve for x
    x = 7,756,356,350,245,084,332,032/105,611,933,012.31
  6. Step 6: Final answer
    x = 73,442,045,127.05

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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.