Home / 243,577,443.40-365,366,165.10-236,402,989.90

Finding the Fourth Proportional to 243,577,443.40, 365,366,165.10 and 236,402,989.90

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Solution

The fourth proportional to 243,577,443.40, 365,366,165.10 and 236,402,989.90 is: 354,604,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,577,443.40 : 365,366,165.10 = 236,402,989.90 : x
  2. Step 2: Convert to fraction form
    243,577,443.40/365,366,165.10 = 236,402,989.90/x
  3. Step 3: Cross multiply
    243,577,443.40x = 365,366,165.10 × 236,402,989.90
  4. Step 4: Simplify right side
    243,577,443.40x = 86,373,653,837,937,040
  5. Step 5: Solve for x
    x = 86,373,653,837,937,040/243,577,443.40
  6. Step 6: Final answer
    x = 354,604,484.85

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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.