Home / 562,400,427,487.44-776,176,974,159.94-315,269,453,719.90

Finding the Fourth Proportional to 562,400,427,487.44, 776,176,974,159.94 and 315,269,453,719.90

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Solution

The fourth proportional to 562,400,427,487.44, 776,176,974,159.94 and 315,269,453,719.90 is: 435,107,938,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,400,427,487.44 : 776,176,974,159.94 = 315,269,453,719.90 : x
  2. Step 2: Convert to fraction form
    562,400,427,487.44/776,176,974,159.94 = 315,269,453,719.90/x
  3. Step 3: Cross multiply
    562,400,427,487.44x = 776,176,974,159.94 × 315,269,453,719.90
  4. Step 4: Simplify right side
    562,400,427,487.44x = 244,704,890,633,369,237,323,776
  5. Step 5: Solve for x
    x = 244,704,890,633,369,237,323,776/562,400,427,487.44
  6. Step 6: Final answer
    x = 435,107,938,531.63

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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.