Home / 376,134,709.12-563,944,492.32-191,544,871.84

Finding the Fourth Proportional to 376,134,709.12, 563,944,492.32 and 191,544,871.84

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Solution

The fourth proportional to 376,134,709.12, 563,944,492.32 and 191,544,871.84 is: 287,186,140.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,134,709.12 : 563,944,492.32 = 191,544,871.84 : x
  2. Step 2: Convert to fraction form
    376,134,709.12/563,944,492.32 = 191,544,871.84/x
  3. Step 3: Cross multiply
    376,134,709.12x = 563,944,492.32 × 191,544,871.84
  4. Step 4: Simplify right side
    376,134,709.12x = 108,020,675,506,308,272
  5. Step 5: Solve for x
    x = 108,020,675,506,308,272/376,134,709.12
  6. Step 6: Final answer
    x = 287,186,140.73

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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.