Home / 27,301,988,448.19-40,952,982,672.31-7,672,683,672.19

Finding the Fourth Proportional to 27,301,988,448.19, 40,952,982,672.31 and 7,672,683,672.19

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Solution

The fourth proportional to 27,301,988,448.19, 40,952,982,672.31 and 7,672,683,672.19 is: 11,509,025,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301,988,448.19 : 40,952,982,672.31 = 7,672,683,672.19 : x
  2. Step 2: Convert to fraction form
    27,301,988,448.19/40,952,982,672.31 = 7,672,683,672.19/x
  3. Step 3: Cross multiply
    27,301,988,448.19x = 40,952,982,672.31 × 7,672,683,672.19
  4. Step 4: Simplify right side
    27,301,988,448.19x = 314,219,281,477,312,905,216
  5. Step 5: Solve for x
    x = 314,219,281,477,312,905,216/27,301,988,448.19
  6. Step 6: Final answer
    x = 11,509,025,508.29

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1.5x scale

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.