Home / 71,966,679.28-99,305,482.68-40,602,899.80

Finding the Fourth Proportional to 71,966,679.28, 99,305,482.68 and 40,602,899.80

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Solution

The fourth proportional to 71,966,679.28, 99,305,482.68 and 40,602,899.80 is: 56,027,186.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,966,679.28 : 99,305,482.68 = 40,602,899.80 : x
  2. Step 2: Convert to fraction form
    71,966,679.28/99,305,482.68 = 40,602,899.80/x
  3. Step 3: Cross multiply
    71,966,679.28x = 99,305,482.68 × 40,602,899.80
  4. Step 4: Simplify right side
    71,966,679.28x = 4,032,090,562,846,675.50
  5. Step 5: Solve for x
    x = 4,032,090,562,846,675.50/71,966,679.28
  6. Step 6: Final answer
    x = 56,027,186.51

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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.