Home / 107,406,798.80-161,110,198.20-30,732,328.40

Finding the Fourth Proportional to 107,406,798.80, 161,110,198.20 and 30,732,328.40

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Solution

The fourth proportional to 107,406,798.80, 161,110,198.20 and 30,732,328.40 is: 46,098,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,406,798.80 : 161,110,198.20 = 30,732,328.40 : x
  2. Step 2: Convert to fraction form
    107,406,798.80/161,110,198.20 = 30,732,328.40/x
  3. Step 3: Cross multiply
    107,406,798.80x = 161,110,198.20 × 30,732,328.40
  4. Step 4: Simplify right side
    107,406,798.80x = 4,951,291,519,671,488
  5. Step 5: Solve for x
    x = 4,951,291,519,671,488/107,406,798.80
  6. Step 6: Final answer
    x = 46,098,492.60

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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.