Home / 100,897,602.40-139,238,690.04-54,487,852.22

Finding the Fourth Proportional to 100,897,602.40, 139,238,690.04 and 54,487,852.22

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Solution

The fourth proportional to 100,897,602.40, 139,238,690.04 and 54,487,852.22 is: 75,193,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,897,602.40 : 139,238,690.04 = 54,487,852.22 : x
  2. Step 2: Convert to fraction form
    100,897,602.40/139,238,690.04 = 54,487,852.22/x
  3. Step 3: Cross multiply
    100,897,602.40x = 139,238,690.04 × 54,487,852.22
  4. Step 4: Simplify right side
    100,897,602.40x = 7,586,817,165,933,466
  5. Step 5: Solve for x
    x = 7,586,817,165,933,466/100,897,602.40
  6. Step 6: Final answer
    x = 75,193,235.37

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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.