Home / 152,733,235.37-210,816,278.82-99,817,903.26

Finding the Fourth Proportional to 152,733,235.37, 210,816,278.82 and 99,817,903.26

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Solution

The fourth proportional to 152,733,235.37, 210,816,278.82 and 99,817,903.26 is: 137,777,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,733,235.37 : 210,816,278.82 = 99,817,903.26 : x
  2. Step 2: Convert to fraction form
    152,733,235.37/210,816,278.82 = 99,817,903.26/x
  3. Step 3: Cross multiply
    152,733,235.37x = 210,816,278.82 × 99,817,903.26
  4. Step 4: Simplify right side
    152,733,235.37x = 21,043,238,924,887,948
  5. Step 5: Solve for x
    x = 21,043,238,924,887,948/152,733,235.37
  6. Step 6: Final answer
    x = 137,777,733.01

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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.