Home / 209,952,210.30-314,928,315.45-148,730,207.10

Finding the Fourth Proportional to 209,952,210.30, 314,928,315.45 and 148,730,207.10

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Solution

The fourth proportional to 209,952,210.30, 314,928,315.45 and 148,730,207.10 is: 223,095,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,210.30 : 314,928,315.45 = 148,730,207.10 : x
  2. Step 2: Convert to fraction form
    209,952,210.30/314,928,315.45 = 148,730,207.10/x
  3. Step 3: Cross multiply
    209,952,210.30x = 314,928,315.45 × 148,730,207.10
  4. Step 4: Simplify right side
    209,952,210.30x = 46,839,353,578,532,624
  5. Step 5: Solve for x
    x = 46,839,353,578,532,624/209,952,210.30
  6. Step 6: Final answer
    x = 223,095,310.65

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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.