Home / 162,011,478.72-223,551,789.80-98,398,715.00

Finding the Fourth Proportional to 162,011,478.72, 223,551,789.80 and 98,398,715.00

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Solution

The fourth proportional to 162,011,478.72, 223,551,789.80 and 98,398,715.00 is: 135,775,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,011,478.72 : 223,551,789.80 = 98,398,715.00 : x
  2. Step 2: Convert to fraction form
    162,011,478.72/223,551,789.80 = 98,398,715.00/x
  3. Step 3: Cross multiply
    162,011,478.72x = 223,551,789.80 × 98,398,715.00
  4. Step 4: Simplify right side
    162,011,478.72x = 21,997,208,852,236,664
  5. Step 5: Solve for x
    x = 21,997,208,852,236,664/162,011,478.72
  6. Step 6: Final answer
    x = 135,775,619.27

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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.