Home / 135,968,219.33-187,630,275.35-77,230,701.59

Finding the Fourth Proportional to 135,968,219.33, 187,630,275.35 and 77,230,701.59

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Solution

The fourth proportional to 135,968,219.33, 187,630,275.35 and 77,230,701.59 is: 106,575,035.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,968,219.33 : 187,630,275.35 = 77,230,701.59 : x
  2. Step 2: Convert to fraction form
    135,968,219.33/187,630,275.35 = 77,230,701.59/x
  3. Step 3: Cross multiply
    135,968,219.33x = 187,630,275.35 × 77,230,701.59
  4. Step 4: Simplify right side
    135,968,219.33x = 14,490,817,804,060,306
  5. Step 5: Solve for x
    x = 14,490,817,804,060,306/135,968,219.33
  6. Step 6: Final answer
    x = 106,575,035.52

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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.