Home / 154,343,625.60-212,699,847.32-151,506,727.11

Finding the Fourth Proportional to 154,343,625.60, 212,699,847.32 and 151,506,727.11

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Solution

The fourth proportional to 154,343,625.60, 212,699,847.32 and 151,506,727.11 is: 208,790,337.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,343,625.60 : 212,699,847.32 = 151,506,727.11 : x
  2. Step 2: Convert to fraction form
    154,343,625.60/212,699,847.32 = 151,506,727.11/x
  3. Step 3: Cross multiply
    154,343,625.60x = 212,699,847.32 × 151,506,727.11
  4. Step 4: Simplify right side
    154,343,625.60x = 32,225,457,723,492,372
  5. Step 5: Solve for x
    x = 32,225,457,723,492,372/154,343,625.60
  6. Step 6: Final answer
    x = 208,790,337.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.