Home / 70,201,153.80-96,882,498.90-39,264,182.28

Finding the Fourth Proportional to 70,201,153.80, 96,882,498.90 and 39,264,182.28

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Solution

The fourth proportional to 70,201,153.80, 96,882,498.90 and 39,264,182.28 is: 54,187,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,201,153.80 : 96,882,498.90 = 39,264,182.28 : x
  2. Step 2: Convert to fraction form
    70,201,153.80/96,882,498.90 = 39,264,182.28/x
  3. Step 3: Cross multiply
    70,201,153.80x = 96,882,498.90 × 39,264,182.28
  4. Step 4: Simplify right side
    70,201,153.80x = 3,804,012,096,551,500
  5. Step 5: Solve for x
    x = 3,804,012,096,551,500/70,201,153.80
  6. Step 6: Final answer
    x = 54,187,315.89

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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.