Home / 142,950,230.40-214,425,345.60-40,712,937.60

Finding the Fourth Proportional to 142,950,230.40, 214,425,345.60 and 40,712,937.60

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Solution

The fourth proportional to 142,950,230.40, 214,425,345.60 and 40,712,937.60 is: 61,069,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,950,230.40 : 214,425,345.60 = 40,712,937.60 : x
  2. Step 2: Convert to fraction form
    142,950,230.40/214,425,345.60 = 40,712,937.60/x
  3. Step 3: Cross multiply
    142,950,230.40x = 214,425,345.60 × 40,712,937.60
  4. Step 4: Simplify right side
    142,950,230.40x = 8,729,885,715,271,235
  5. Step 5: Solve for x
    x = 8,729,885,715,271,235/142,950,230.40
  6. Step 6: Final answer
    x = 61,069,406.40

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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.