Home / 371,708,873.64-513,482,789.70-297,860,007.24

Finding the Fourth Proportional to 371,708,873.64, 513,482,789.70 and 297,860,007.24

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Solution

The fourth proportional to 371,708,873.64, 513,482,789.70 and 297,860,007.24 is: 411,467,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,708,873.64 : 513,482,789.70 = 297,860,007.24 : x
  2. Step 2: Convert to fraction form
    371,708,873.64/513,482,789.70 = 297,860,007.24/x
  3. Step 3: Cross multiply
    371,708,873.64x = 513,482,789.70 × 297,860,007.24
  4. Step 4: Simplify right side
    371,708,873.64x = 152,945,987,457,657,408
  5. Step 5: Solve for x
    x = 152,945,987,457,657,408/371,708,873.64
  6. Step 6: Final answer
    x = 411,467,140.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.