Home / 108,586,020.30-162,886,903.65-65,362,152.30

Finding the Fourth Proportional to 108,586,020.30, 162,886,903.65 and 65,362,152.30

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Solution

The fourth proportional to 108,586,020.30, 162,886,903.65 and 65,362,152.30 is: 98,047,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,586,020.30 : 162,886,903.65 = 65,362,152.30 : x
  2. Step 2: Convert to fraction form
    108,586,020.30/162,886,903.65 = 65,362,152.30/x
  3. Step 3: Cross multiply
    108,586,020.30x = 162,886,903.65 × 65,362,152.30
  4. Step 4: Simplify right side
    108,586,020.30x = 10,646,638,604,046,726
  5. Step 5: Solve for x
    x = 10,646,638,604,046,726/108,586,020.30
  6. Step 6: Final answer
    x = 98,047,967.64

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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.