Home / 86,963,848.70-130,461,519.45-43,724,234.30

Finding the Fourth Proportional to 86,963,848.70, 130,461,519.45 and 43,724,234.30

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Solution

The fourth proportional to 86,963,848.70, 130,461,519.45 and 43,724,234.30 is: 65,594,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,963,848.70 : 130,461,519.45 = 43,724,234.30 : x
  2. Step 2: Convert to fraction form
    86,963,848.70/130,461,519.45 = 43,724,234.30/x
  3. Step 3: Cross multiply
    86,963,848.70x = 130,461,519.45 × 43,724,234.30
  4. Step 4: Simplify right side
    86,963,848.70x = 5,704,330,043,565,807
  5. Step 5: Solve for x
    x = 5,704,330,043,565,807/86,963,848.70
  6. Step 6: Final answer
    x = 65,594,268.52

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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.