Home / 209,953,083.20-314,929,624.80-88,784,535.20

Finding the Fourth Proportional to 209,953,083.20, 314,929,624.80 and 88,784,535.20

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Solution

The fourth proportional to 209,953,083.20, 314,929,624.80 and 88,784,535.20 is: 133,176,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,083.20 : 314,929,624.80 = 88,784,535.20 : x
  2. Step 2: Convert to fraction form
    209,953,083.20/314,929,624.80 = 88,784,535.20/x
  3. Step 3: Cross multiply
    209,953,083.20x = 314,929,624.80 × 88,784,535.20
  4. Step 4: Simplify right side
    209,953,083.20x = 27,960,880,358,578,396
  5. Step 5: Solve for x
    x = 27,960,880,358,578,396/209,953,083.20
  6. Step 6: Final answer
    x = 133,176,802.80

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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.