Home / 127,491,645.60-191,237,468.40-41,291,915.40

Finding the Fourth Proportional to 127,491,645.60, 191,237,468.40 and 41,291,915.40

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Solution

The fourth proportional to 127,491,645.60, 191,237,468.40 and 41,291,915.40 is: 61,937,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,491,645.60 : 191,237,468.40 = 41,291,915.40 : x
  2. Step 2: Convert to fraction form
    127,491,645.60/191,237,468.40 = 41,291,915.40/x
  3. Step 3: Cross multiply
    127,491,645.60x = 191,237,468.40 × 41,291,915.40
  4. Step 4: Simplify right side
    127,491,645.60x = 7,896,561,366,482,973
  5. Step 5: Solve for x
    x = 7,896,561,366,482,973/127,491,645.60
  6. Step 6: Final answer
    x = 61,937,873.10

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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.