Home / 454,051,904.53-681,013,186.90-143,119,111.72

Finding the Fourth Proportional to 454,051,904.53, 681,013,186.90 and 143,119,111.72

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Solution

The fourth proportional to 454,051,904.53, 681,013,186.90 and 143,119,111.72 is: 214,658,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,051,904.53 : 681,013,186.90 = 143,119,111.72 : x
  2. Step 2: Convert to fraction form
    454,051,904.53/681,013,186.90 = 143,119,111.72/x
  3. Step 3: Cross multiply
    454,051,904.53x = 681,013,186.90 × 143,119,111.72
  4. Step 4: Simplify right side
    454,051,904.53x = 97,466,002,378,734,336
  5. Step 5: Solve for x
    x = 97,466,002,378,734,336/454,051,904.53
  6. Step 6: Final answer
    x = 214,658,283.35

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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.