Home / 74,309,495.22-102,562,191.81-42,948,875.70

Finding the Fourth Proportional to 74,309,495.22, 102,562,191.81 and 42,948,875.70

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Solution

The fourth proportional to 74,309,495.22, 102,562,191.81 and 42,948,875.70 is: 59,278,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,309,495.22 : 102,562,191.81 = 42,948,875.70 : x
  2. Step 2: Convert to fraction form
    74,309,495.22/102,562,191.81 = 42,948,875.70/x
  3. Step 3: Cross multiply
    74,309,495.22x = 102,562,191.81 × 42,948,875.70
  4. Step 4: Simplify right side
    74,309,495.22x = 4,404,930,827,567,248.50
  5. Step 5: Solve for x
    x = 4,404,930,827,567,248.50/74,309,495.22
  6. Step 6: Final answer
    x = 59,278,169.16

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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.