Home / 29,190,429,315.81-43,781,219,903.45-7,944,533,549.53

Finding the Fourth Proportional to 29,190,429,315.81, 43,781,219,903.45 and 7,944,533,549.53

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Solution

The fourth proportional to 29,190,429,315.81, 43,781,219,903.45 and 7,944,533,549.53 is: 11,915,596,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190,429,315.81 : 43,781,219,903.45 = 7,944,533,549.53 : x
  2. Step 2: Convert to fraction form
    29,190,429,315.81/43,781,219,903.45 = 7,944,533,549.53/x
  3. Step 3: Cross multiply
    29,190,429,315.81x = 43,781,219,903.45 × 7,944,533,549.53
  4. Step 4: Simplify right side
    29,190,429,315.81x = 347,821,370,362,215,596,032
  5. Step 5: Solve for x
    x = 347,821,370,362,215,596,032/29,190,429,315.81
  6. Step 6: Final answer
    x = 11,915,596,259.28

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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.