Home / 154,315,587.96-231,434,398.26-57,217,931.64

Finding the Fourth Proportional to 154,315,587.96, 231,434,398.26 and 57,217,931.64

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Solution

The fourth proportional to 154,315,587.96, 231,434,398.26 and 57,217,931.64 is: 85,812,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,315,587.96 : 231,434,398.26 = 57,217,931.64 : x
  2. Step 2: Convert to fraction form
    154,315,587.96/231,434,398.26 = 57,217,931.64/x
  3. Step 3: Cross multiply
    154,315,587.96x = 231,434,398.26 × 57,217,931.64
  4. Step 4: Simplify right side
    154,315,587.96x = 13,242,197,578,785,214
  5. Step 5: Solve for x
    x = 13,242,197,578,785,214/154,315,587.96
  6. Step 6: Final answer
    x = 85,812,442.89

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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.