Home / 586,710,880,400.90-880,066,320,601.35-408,187,519,069.70

Finding the Fourth Proportional to 586,710,880,400.90, 880,066,320,601.35 and 408,187,519,069.70

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Solution

The fourth proportional to 586,710,880,400.90, 880,066,320,601.35 and 408,187,519,069.70 is: 612,281,278,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,710,880,400.90 : 880,066,320,601.35 = 408,187,519,069.70 : x
  2. Step 2: Convert to fraction form
    586,710,880,400.90/880,066,320,601.35 = 408,187,519,069.70/x
  3. Step 3: Cross multiply
    586,710,880,400.90x = 880,066,320,601.35 × 408,187,519,069.70
  4. Step 4: Simplify right side
    586,710,880,400.90x = 359,232,088,023,064,289,214,464
  5. Step 5: Solve for x
    x = 359,232,088,023,064,289,214,464/586,710,880,400.90
  6. Step 6: Final answer
    x = 612,281,278,604.55

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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.