Home / 74,698,276.20-112,047,414.30-45,850,871.40

Finding the Fourth Proportional to 74,698,276.20, 112,047,414.30 and 45,850,871.40

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Solution

The fourth proportional to 74,698,276.20, 112,047,414.30 and 45,850,871.40 is: 68,776,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,698,276.20 : 112,047,414.30 = 45,850,871.40 : x
  2. Step 2: Convert to fraction form
    74,698,276.20/112,047,414.30 = 45,850,871.40/x
  3. Step 3: Cross multiply
    74,698,276.20x = 112,047,414.30 × 45,850,871.40
  4. Step 4: Simplify right side
    74,698,276.20x = 5,137,471,583,771,821
  5. Step 5: Solve for x
    x = 5,137,471,583,771,821/74,698,276.20
  6. Step 6: Final answer
    x = 68,776,307.10

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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.