Home / 373,578,607.40-558,856,256.70-328,228,975.40

Finding the Fourth Proportional to 373,578,607.40, 558,856,256.70 and 328,228,975.40

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Solution

The fourth proportional to 373,578,607.40, 558,856,256.70 and 328,228,975.40 is: 491,015,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,578,607.40 : 558,856,256.70 = 328,228,975.40 : x
  2. Step 2: Convert to fraction form
    373,578,607.40/558,856,256.70 = 328,228,975.40/x
  3. Step 3: Cross multiply
    373,578,607.40x = 558,856,256.70 × 328,228,975.40
  4. Step 4: Simplify right side
    373,578,607.40x = 183,432,816,532,520,384
  5. Step 5: Solve for x
    x = 183,432,816,532,520,384/373,578,607.40
  6. Step 6: Final answer
    x = 491,015,312.17

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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.