Home / 373,564,404.40-558,834,952.20-328,214,772.40

Finding the Fourth Proportional to 373,564,404.40, 558,834,952.20 and 328,214,772.40

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Solution

The fourth proportional to 373,564,404.40, 558,834,952.20 and 328,214,772.40 is: 490,994,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,564,404.40 : 558,834,952.20 = 328,214,772.40 : x
  2. Step 2: Convert to fraction form
    373,564,404.40/558,834,952.20 = 328,214,772.40/x
  3. Step 3: Cross multiply
    373,564,404.40x = 558,834,952.20 × 328,214,772.40
  4. Step 4: Simplify right side
    373,564,404.40x = 183,417,886,645,487,872
  5. Step 5: Solve for x
    x = 183,417,886,645,487,872/373,564,404.40
  6. Step 6: Final answer
    x = 490,994,014.65

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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.