Home / 854,330,503,795.88-1,178,976,967,764-463,697,148,077.76

Finding the Fourth Proportional to 854,330,503,795.88, 1,178,976,967,764 and 463,697,148,077.76

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Solution

The fourth proportional to 854,330,503,795.88, 1,178,976,967,764 and 463,697,148,077.76 is: 639,902,537,920.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,330,503,795.88 : 1,178,976,967,764 = 463,697,148,077.76 : x
  2. Step 2: Convert to fraction form
    854,330,503,795.88/1,178,976,967,764 = 463,697,148,077.76/x
  3. Step 3: Cross multiply
    854,330,503,795.88x = 1,178,976,967,764 × 463,697,148,077.76
  4. Step 4: Simplify right side
    854,330,503,795.88x = 546,688,257,601,532,025,896,960
  5. Step 5: Solve for x
    x = 546,688,257,601,532,025,896,960/854,330,503,795.88
  6. Step 6: Final answer
    x = 639,902,537,920.09

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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.