Home / 85,497,713.40-128,246,570.10-24,915,415.80

Finding the Fourth Proportional to 85,497,713.40, 128,246,570.10 and 24,915,415.80

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Solution

The fourth proportional to 85,497,713.40, 128,246,570.10 and 24,915,415.80 is: 37,373,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,497,713.40 : 128,246,570.10 = 24,915,415.80 : x
  2. Step 2: Convert to fraction form
    85,497,713.40/128,246,570.10 = 24,915,415.80/x
  3. Step 3: Cross multiply
    85,497,713.40x = 128,246,570.10 × 24,915,415.80
  4. Step 4: Simplify right side
    85,497,713.40x = 3,195,316,618,965,347.50
  5. Step 5: Solve for x
    x = 3,195,316,618,965,347.50/85,497,713.40
  6. Step 6: Final answer
    x = 37,373,123.70

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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.