Home / 777,018,054,402.55-1,072,212,955,523-429,780,859,823.73

Finding the Fourth Proportional to 777,018,054,402.55, 1,072,212,955,523 and 429,780,859,823.73

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Solution

The fourth proportional to 777,018,054,402.55, 1,072,212,955,523 and 429,780,859,823.73 is: 593,057,784,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,018,054,402.55 : 1,072,212,955,523 = 429,780,859,823.73 : x
  2. Step 2: Convert to fraction form
    777,018,054,402.55/1,072,212,955,523 = 429,780,859,823.73/x
  3. Step 3: Cross multiply
    777,018,054,402.55x = 1,072,212,955,523 × 429,780,859,823.73
  4. Step 4: Simplify right side
    777,018,054,402.55x = 460,816,605,938,817,718,812,672
  5. Step 5: Solve for x
    x = 460,816,605,938,817,718,812,672/777,018,054,402.55
  6. Step 6: Final answer
    x = 593,057,784,600.82

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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.