Home / 14,283,007,368.56-19,709,197,045.08-7,938,621,845.36

Finding the Fourth Proportional to 14,283,007,368.56, 19,709,197,045.08 and 7,938,621,845.36

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Solution

The fourth proportional to 14,283,007,368.56, 19,709,197,045.08 and 7,938,621,845.36 is: 10,954,546,068.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283,007,368.56 : 19,709,197,045.08 = 7,938,621,845.36 : x
  2. Step 2: Convert to fraction form
    14,283,007,368.56/19,709,197,045.08 = 7,938,621,845.36/x
  3. Step 3: Cross multiply
    14,283,007,368.56x = 19,709,197,045.08 × 7,938,621,845.36
  4. Step 4: Simplify right side
    14,283,007,368.56x = 156,463,862,216,576,860,160
  5. Step 5: Solve for x
    x = 156,463,862,216,576,860,160/14,283,007,368.56
  6. Step 6: Final answer
    x = 10,954,546,068.57

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1.5x scale

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.