Home / 586,064,030.40-878,340,218.40-449,070,350.40

Finding the Fourth Proportional to 586,064,030.40, 878,340,218.40 and 449,070,350.40

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Solution

The fourth proportional to 586,064,030.40, 878,340,218.40 and 449,070,350.40 is: 673,026,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,064,030.40 : 878,340,218.40 = 449,070,350.40 : x
  2. Step 2: Convert to fraction form
    586,064,030.40/878,340,218.40 = 449,070,350.40/x
  3. Step 3: Cross multiply
    586,064,030.40x = 878,340,218.40 × 449,070,350.40
  4. Step 4: Simplify right side
    586,064,030.40x = 394,436,549,647,300,480
  5. Step 5: Solve for x
    x = 394,436,549,647,300,480/586,064,030.40
  6. Step 6: Final answer
    x = 673,026,374.57

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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.