Home / 80,583,460.40-120,617,999.40-63,577,348.40

Finding the Fourth Proportional to 80,583,460.40, 120,617,999.40 and 63,577,348.40

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Solution

The fourth proportional to 80,583,460.40, 120,617,999.40 and 63,577,348.40 is: 95,163,108.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,583,460.40 : 120,617,999.40 = 63,577,348.40 : x
  2. Step 2: Convert to fraction form
    80,583,460.40/120,617,999.40 = 63,577,348.40/x
  3. Step 3: Cross multiply
    80,583,460.40x = 120,617,999.40 × 63,577,348.40
  4. Step 4: Simplify right side
    80,583,460.40x = 7,668,572,571,164,791
  5. Step 5: Solve for x
    x = 7,668,572,571,164,791/80,583,460.40
  6. Step 6: Final answer
    x = 95,163,108.32

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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.