Home / 376,486,844.40-565,864,007.40-326,602,249.20

Finding the Fourth Proportional to 376,486,844.40, 565,864,007.40 and 326,602,249.20

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Solution

The fourth proportional to 376,486,844.40, 565,864,007.40 and 326,602,249.20 is: 490,886,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,486,844.40 : 565,864,007.40 = 326,602,249.20 : x
  2. Step 2: Convert to fraction form
    376,486,844.40/565,864,007.40 = 326,602,249.20/x
  3. Step 3: Cross multiply
    376,486,844.40x = 565,864,007.40 × 326,602,249.20
  4. Step 4: Simplify right side
    376,486,844.40x = 184,812,457,558,165,440
  5. Step 5: Solve for x
    x = 184,812,457,558,165,440/376,486,844.40
  6. Step 6: Final answer
    x = 490,886,893.68

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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.