Home / 291,537,016.75-402,325,862.93-174,072,611.71

Finding the Fourth Proportional to 291,537,016.75, 402,325,862.93 and 174,072,611.71

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Solution

The fourth proportional to 291,537,016.75, 402,325,862.93 and 174,072,611.71 is: 240,223,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,537,016.75 : 402,325,862.93 = 174,072,611.71 : x
  2. Step 2: Convert to fraction form
    291,537,016.75/402,325,862.93 = 174,072,611.71/x
  3. Step 3: Cross multiply
    291,537,016.75x = 402,325,862.93 × 174,072,611.71
  4. Step 4: Simplify right side
    291,537,016.75x = 70,033,913,718,704,576
  5. Step 5: Solve for x
    x = 70,033,913,718,704,576/291,537,016.75
  6. Step 6: Final answer
    x = 240,223,058.12

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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.