Home / 107,818,258.72-148,861,017.22-63,779,405.16

Finding the Fourth Proportional to 107,818,258.72, 148,861,017.22 and 63,779,405.16

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Solution

The fourth proportional to 107,818,258.72, 148,861,017.22 and 63,779,405.16 is: 88,058,064.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,818,258.72 : 148,861,017.22 = 63,779,405.16 : x
  2. Step 2: Convert to fraction form
    107,818,258.72/148,861,017.22 = 63,779,405.16/x
  3. Step 3: Cross multiply
    107,818,258.72x = 148,861,017.22 × 63,779,405.16
  4. Step 4: Simplify right side
    107,818,258.72x = 9,494,267,129,804,116
  5. Step 5: Solve for x
    x = 9,494,267,129,804,116/107,818,258.72
  6. Step 6: Final answer
    x = 88,058,064.03

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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.