Home / 1,679,877,884,908-2,318,206,809,719.70-938,295,543,211.80

Finding the Fourth Proportional to 1,679,877,884,908, 2,318,206,809,719.70 and 938,295,543,211.80

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Solution

The fourth proportional to 1,679,877,884,908, 2,318,206,809,719.70 and 938,295,543,211.80 is: 1,294,834,069,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,877,884,908 : 2,318,206,809,719.70 = 938,295,543,211.80 : x
  2. Step 2: Convert to fraction form
    1,679,877,884,908/2,318,206,809,719.70 = 938,295,543,211.80/x
  3. Step 3: Cross multiply
    1,679,877,884,908x = 2,318,206,809,719.70 × 938,295,543,211.80
  4. Step 4: Simplify right side
    1,679,877,884,908x = 2,175,163,117,803,240,140,308,480
  5. Step 5: Solve for x
    x = 2,175,163,117,803,240,140,308,480/1,679,877,884,908
  6. Step 6: Final answer
    x = 1,294,834,069,395.68

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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.