Home / 376,994,685.40-565,492,028.10-260,768,538.70

Finding the Fourth Proportional to 376,994,685.40, 565,492,028.10 and 260,768,538.70

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Solution

The fourth proportional to 376,994,685.40, 565,492,028.10 and 260,768,538.70 is: 391,152,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,994,685.40 : 565,492,028.10 = 260,768,538.70 : x
  2. Step 2: Convert to fraction form
    376,994,685.40/565,492,028.10 = 260,768,538.70/x
  3. Step 3: Cross multiply
    376,994,685.40x = 565,492,028.10 × 260,768,538.70
  4. Step 4: Simplify right side
    376,994,685.40x = 147,462,529,814,136,352
  5. Step 5: Solve for x
    x = 147,462,529,814,136,352/376,994,685.40
  6. Step 6: Final answer
    x = 391,152,808.05

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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.