Home / 563,338,819.47-844,411,830.96-189,490,810.76

Finding the Fourth Proportional to 563,338,819.47, 844,411,830.96 and 189,490,810.76

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Solution

The fourth proportional to 563,338,819.47, 844,411,830.96 and 189,490,810.76 is: 284,035,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,338,819.47 : 844,411,830.96 = 189,490,810.76 : x
  2. Step 2: Convert to fraction form
    563,338,819.47/844,411,830.96 = 189,490,810.76/x
  3. Step 3: Cross multiply
    563,338,819.47x = 844,411,830.96 × 189,490,810.76
  4. Step 4: Simplify right side
    563,338,819.47x = 160,008,282,459,724,416
  5. Step 5: Solve for x
    x = 160,008,282,459,724,416/563,338,819.47
  6. Step 6: Final answer
    x = 284,035,605.09

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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.