Home / 127,814,465.40-191,721,698.10-59,664,046.20

Finding the Fourth Proportional to 127,814,465.40, 191,721,698.10 and 59,664,046.20

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Solution

The fourth proportional to 127,814,465.40, 191,721,698.10 and 59,664,046.20 is: 89,496,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,814,465.40 : 191,721,698.10 = 59,664,046.20 : x
  2. Step 2: Convert to fraction form
    127,814,465.40/191,721,698.10 = 59,664,046.20/x
  3. Step 3: Cross multiply
    127,814,465.40x = 191,721,698.10 × 59,664,046.20
  4. Step 4: Simplify right side
    127,814,465.40x = 11,438,892,252,980,852
  5. Step 5: Solve for x
    x = 11,438,892,252,980,852/127,814,465.40
  6. Step 6: Final answer
    x = 89,496,069.30

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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.