Home / 993,284,742.30-1,489,877,585.10-371,454,258.06

Finding the Fourth Proportional to 993,284,742.30, 1,489,877,585.10 and 371,454,258.06

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Solution

The fourth proportional to 993,284,742.30, 1,489,877,585.10 and 371,454,258.06 is: 557,162,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,284,742.30 : 1,489,877,585.10 = 371,454,258.06 : x
  2. Step 2: Convert to fraction form
    993,284,742.30/1,489,877,585.10 = 371,454,258.06/x
  3. Step 3: Cross multiply
    993,284,742.30x = 1,489,877,585.10 × 371,454,258.06
  4. Step 4: Simplify right side
    993,284,742.30x = 553,421,372,973,544,960
  5. Step 5: Solve for x
    x = 553,421,372,973,544,960/993,284,742.30
  6. Step 6: Final answer
    x = 557,162,865.19

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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.