Home / 168,337,555.16-252,579,076-90,523,509.52

Finding the Fourth Proportional to 168,337,555.16, 252,579,076 and 90,523,509.52

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Solution

The fourth proportional to 168,337,555.16, 252,579,076 and 90,523,509.52 is: 135,824,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,337,555.16 : 252,579,076 = 90,523,509.52 : x
  2. Step 2: Convert to fraction form
    168,337,555.16/252,579,076 = 90,523,509.52/x
  3. Step 3: Cross multiply
    168,337,555.16x = 252,579,076 × 90,523,509.52
  4. Step 4: Simplify right side
    168,337,555.16x = 22,864,344,390,838,804
  5. Step 5: Solve for x
    x = 22,864,344,390,838,804/168,337,555.16
  6. Step 6: Final answer
    x = 135,824,381.96

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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.