Home / 56,680,985.40-84,895,506.90-43,859,916.60

Finding the Fourth Proportional to 56,680,985.40, 84,895,506.90 and 43,859,916.60

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Solution

The fourth proportional to 56,680,985.40, 84,895,506.90 and 43,859,916.60 is: 65,692,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,680,985.40 : 84,895,506.90 = 43,859,916.60 : x
  2. Step 2: Convert to fraction form
    56,680,985.40/84,895,506.90 = 43,859,916.60/x
  3. Step 3: Cross multiply
    56,680,985.40x = 84,895,506.90 × 43,859,916.60
  4. Step 4: Simplify right side
    56,680,985.40x = 3,723,509,852,348,725
  5. Step 5: Solve for x
    x = 3,723,509,852,348,725/56,680,985.40
  6. Step 6: Final answer
    x = 65,692,398.01

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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.