Home / 174,812,007.60-262,008,059.40-72,523,393.20

Finding the Fourth Proportional to 174,812,007.60, 262,008,059.40 and 72,523,393.20

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Solution

The fourth proportional to 174,812,007.60, 262,008,059.40 and 72,523,393.20 is: 108,697,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,812,007.60 : 262,008,059.40 = 72,523,393.20 : x
  2. Step 2: Convert to fraction form
    174,812,007.60/262,008,059.40 = 72,523,393.20/x
  3. Step 3: Cross multiply
    174,812,007.60x = 262,008,059.40 × 72,523,393.20
  4. Step 4: Simplify right side
    174,812,007.60x = 19,001,713,513,435,156
  5. Step 5: Solve for x
    x = 19,001,713,513,435,156/174,812,007.60
  6. Step 6: Final answer
    x = 108,697,988.05

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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.