Home / 353,635,880.76-530,533,341.66-107,971,964.10

Finding the Fourth Proportional to 353,635,880.76, 530,533,341.66 and 107,971,964.10

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Solution

The fourth proportional to 353,635,880.76, 530,533,341.66 and 107,971,964.10 is: 161,982,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,635,880.76 : 530,533,341.66 = 107,971,964.10 : x
  2. Step 2: Convert to fraction form
    353,635,880.76/530,533,341.66 = 107,971,964.10/x
  3. Step 3: Cross multiply
    353,635,880.76x = 530,533,341.66 × 107,971,964.10
  4. Step 4: Simplify right side
    353,635,880.76x = 57,282,726,919,566,552
  5. Step 5: Solve for x
    x = 57,282,726,919,566,552/353,635,880.76
  6. Step 6: Final answer
    x = 161,982,225.32

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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.