Home / 782,335,583,999.70-1,173,503,375,999.50-625,607,255,807.70

Finding the Fourth Proportional to 782,335,583,999.70, 1,173,503,375,999.50 and 625,607,255,807.70

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Solution

The fourth proportional to 782,335,583,999.70, 1,173,503,375,999.50 and 625,607,255,807.70 is: 938,410,883,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,335,583,999.70 : 1,173,503,375,999.50 = 625,607,255,807.70 : x
  2. Step 2: Convert to fraction form
    782,335,583,999.70/1,173,503,375,999.50 = 625,607,255,807.70/x
  3. Step 3: Cross multiply
    782,335,583,999.70x = 1,173,503,375,999.50 × 625,607,255,807.70
  4. Step 4: Simplify right side
    782,335,583,999.70x = 734,152,226,740,118,673,686,528
  5. Step 5: Solve for x
    x = 734,152,226,740,118,673,686,528/782,335,583,999.70
  6. Step 6: Final answer
    x = 938,410,883,711.51

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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.