Home / 113,326,784.10-170,032,166.55-45,218,355.30

Finding the Fourth Proportional to 113,326,784.10, 170,032,166.55 and 45,218,355.30

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Solution

The fourth proportional to 113,326,784.10, 170,032,166.55 and 45,218,355.30 is: 67,844,287.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326,784.10 : 170,032,166.55 = 45,218,355.30 : x
  2. Step 2: Convert to fraction form
    113,326,784.10/170,032,166.55 = 45,218,355.30/x
  3. Step 3: Cross multiply
    113,326,784.10x = 170,032,166.55 × 45,218,355.30
  4. Step 4: Simplify right side
    113,326,784.10x = 7,688,574,919,486,675
  5. Step 5: Solve for x
    x = 7,688,574,919,486,675/113,326,784.10
  6. Step 6: Final answer
    x = 67,844,287.48

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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.