Home / 656,803,789,109.46-985,578,377,817.15-354,612,367,625.94

Finding the Fourth Proportional to 656,803,789,109.46, 985,578,377,817.15 and 354,612,367,625.94

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Solution

The fourth proportional to 656,803,789,109.46, 985,578,377,817.15 and 354,612,367,625.94 is: 532,119,771,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,803,789,109.46 : 985,578,377,817.15 = 354,612,367,625.94 : x
  2. Step 2: Convert to fraction form
    656,803,789,109.46/985,578,377,817.15 = 354,612,367,625.94/x
  3. Step 3: Cross multiply
    656,803,789,109.46x = 985,578,377,817.15 × 354,612,367,625.94
  4. Step 4: Simplify right side
    656,803,789,109.46x = 349,498,282,038,672,769,417,216
  5. Step 5: Solve for x
    x = 349,498,282,038,672,769,417,216/656,803,789,109.46
  6. Step 6: Final answer
    x = 532,119,771,282.91

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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.