Home / 143,453,159.68-215,178,999.68-56,023,548.16

Finding the Fourth Proportional to 143,453,159.68, 215,178,999.68 and 56,023,548.16

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Solution

The fourth proportional to 143,453,159.68, 215,178,999.68 and 56,023,548.16 is: 84,035,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,453,159.68 : 215,178,999.68 = 56,023,548.16 : x
  2. Step 2: Convert to fraction form
    143,453,159.68/215,178,999.68 = 56,023,548.16/x
  3. Step 3: Cross multiply
    143,453,159.68x = 215,178,999.68 × 56,023,548.16
  4. Step 4: Simplify right side
    143,453,159.68x = 12,055,091,051,593,104
  5. Step 5: Solve for x
    x = 12,055,091,051,593,104/143,453,159.68
  6. Step 6: Final answer
    x = 84,035,033.31

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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.