Home / 90,635,466.04-135,953,075.96-42,086,772.44

Finding the Fourth Proportional to 90,635,466.04, 135,953,075.96 and 42,086,772.44

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Solution

The fourth proportional to 90,635,466.04, 135,953,075.96 and 42,086,772.44 is: 63,130,101.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,635,466.04 : 135,953,075.96 = 42,086,772.44 : x
  2. Step 2: Convert to fraction form
    90,635,466.04/135,953,075.96 = 42,086,772.44/x
  3. Step 3: Cross multiply
    90,635,466.04x = 135,953,075.96 × 42,086,772.44
  4. Step 4: Simplify right side
    90,635,466.04x = 5,721,826,170,446,555
  5. Step 5: Solve for x
    x = 5,721,826,170,446,555/90,635,466.04
  6. Step 6: Final answer
    x = 63,130,101.50

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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.