Home / 154,528,030.20-231,792,045.30-63,621,406.20

Finding the Fourth Proportional to 154,528,030.20, 231,792,045.30 and 63,621,406.20

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Solution

The fourth proportional to 154,528,030.20, 231,792,045.30 and 63,621,406.20 is: 95,432,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,528,030.20 : 231,792,045.30 = 63,621,406.20 : x
  2. Step 2: Convert to fraction form
    154,528,030.20/231,792,045.30 = 63,621,406.20/x
  3. Step 3: Cross multiply
    154,528,030.20x = 231,792,045.30 × 63,621,406.20
  4. Step 4: Simplify right side
    154,528,030.20x = 14,746,935,867,960,102
  5. Step 5: Solve for x
    x = 14,746,935,867,960,102/154,528,030.20
  6. Step 6: Final answer
    x = 95,432,109.30

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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.