Home / 95,013,827.20-142,520,740.80-81,408,937.60

Finding the Fourth Proportional to 95,013,827.20, 142,520,740.80 and 81,408,937.60

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Solution

The fourth proportional to 95,013,827.20, 142,520,740.80 and 81,408,937.60 is: 122,113,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,013,827.20 : 142,520,740.80 = 81,408,937.60 : x
  2. Step 2: Convert to fraction form
    95,013,827.20/142,520,740.80 = 81,408,937.60/x
  3. Step 3: Cross multiply
    95,013,827.20x = 142,520,740.80 × 81,408,937.60
  4. Step 4: Simplify right side
    95,013,827.20x = 11,602,462,094,492,974
  5. Step 5: Solve for x
    x = 11,602,462,094,492,974/95,013,827.20
  6. Step 6: Final answer
    x = 122,113,406.40

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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.