Home / 67,375,775,128.08-100,903,227,316.65-38,985,875,967.54

Finding the Fourth Proportional to 67,375,775,128.08, 100,903,227,316.65 and 38,985,875,967.54

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Solution

The fourth proportional to 67,375,775,128.08, 100,903,227,316.65 and 38,985,875,967.54 is: 58,385,980,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,375,775,128.08 : 100,903,227,316.65 = 38,985,875,967.54 : x
  2. Step 2: Convert to fraction form
    67,375,775,128.08/100,903,227,316.65 = 38,985,875,967.54/x
  3. Step 3: Cross multiply
    67,375,775,128.08x = 100,903,227,316.65 × 38,985,875,967.54
  4. Step 4: Simplify right side
    67,375,775,128.08x = 3,933,800,704,891,410,710,528
  5. Step 5: Solve for x
    x = 3,933,800,704,891,410,710,528/67,375,775,128.08
  6. Step 6: Final answer
    x = 58,385,980,679.46

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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.