Home / 162,011,479.10-223,551,790.32-98,398,715.37

Finding the Fourth Proportional to 162,011,479.10, 223,551,790.32 and 98,398,715.37

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Solution

The fourth proportional to 162,011,479.10, 223,551,790.32 and 98,398,715.37 is: 135,775,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,011,479.10 : 223,551,790.32 = 98,398,715.37 : x
  2. Step 2: Convert to fraction form
    162,011,479.10/223,551,790.32 = 98,398,715.37/x
  3. Step 3: Cross multiply
    162,011,479.10x = 223,551,790.32 × 98,398,715.37
  4. Step 4: Simplify right side
    162,011,479.10x = 21,997,208,986,151,600
  5. Step 5: Solve for x
    x = 21,997,208,986,151,600/162,011,479.10
  6. Step 6: Final answer
    x = 135,775,619.78

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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.