Home / 1,354,272,406.64-1,867,006,730.88-908,315,462.96

Finding the Fourth Proportional to 1,354,272,406.64, 1,867,006,730.88 and 908,315,462.96

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Solution

The fourth proportional to 1,354,272,406.64, 1,867,006,730.88 and 908,315,462.96 is: 1,252,208,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,272,406.64 : 1,867,006,730.88 = 908,315,462.96 : x
  2. Step 2: Convert to fraction form
    1,354,272,406.64/1,867,006,730.88 = 908,315,462.96/x
  3. Step 3: Cross multiply
    1,354,272,406.64x = 1,867,006,730.88 × 908,315,462.96
  4. Step 4: Simplify right side
    1,354,272,406.64x = 1,695,831,083,108,703,488
  5. Step 5: Solve for x
    x = 1,695,831,083,108,703,488/1,354,272,406.64
  6. Step 6: Final answer
    x = 1,252,208,252.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.