Home / 79,418,261.40-119,127,392.10-25,565,573.40

Finding the Fourth Proportional to 79,418,261.40, 119,127,392.10 and 25,565,573.40

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Solution

The fourth proportional to 79,418,261.40, 119,127,392.10 and 25,565,573.40 is: 38,348,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,418,261.40 : 119,127,392.10 = 25,565,573.40 : x
  2. Step 2: Convert to fraction form
    79,418,261.40/119,127,392.10 = 25,565,573.40/x
  3. Step 3: Cross multiply
    79,418,261.40x = 119,127,392.10 × 25,565,573.40
  4. Step 4: Simplify right side
    79,418,261.40x = 3,045,560,086,683,130
  5. Step 5: Solve for x
    x = 3,045,560,086,683,130/79,418,261.40
  6. Step 6: Final answer
    x = 38,348,360.10

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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.