Home / 145,775,132.40-218,662,922.64-58,376,007.60

Finding the Fourth Proportional to 145,775,132.40, 218,662,922.64 and 58,376,007.60

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Solution

The fourth proportional to 145,775,132.40, 218,662,922.64 and 58,376,007.60 is: 87,564,101.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,775,132.40 : 218,662,922.64 = 58,376,007.60 : x
  2. Step 2: Convert to fraction form
    145,775,132.40/218,662,922.64 = 58,376,007.60/x
  3. Step 3: Cross multiply
    145,775,132.40x = 218,662,922.64 × 58,376,007.60
  4. Step 4: Simplify right side
    145,775,132.40x = 12,764,668,433,870,852
  5. Step 5: Solve for x
    x = 12,764,668,433,870,852/145,775,132.40
  6. Step 6: Final answer
    x = 87,564,101.12

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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.