Home / 1,705,892,014.40-2,558,838,002.40-413,427,502.40

Finding the Fourth Proportional to 1,705,892,014.40, 2,558,838,002.40 and 413,427,502.40

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Solution

The fourth proportional to 1,705,892,014.40, 2,558,838,002.40 and 413,427,502.40 is: 620,141,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,892,014.40 : 2,558,838,002.40 = 413,427,502.40 : x
  2. Step 2: Convert to fraction form
    1,705,892,014.40/2,558,838,002.40 = 413,427,502.40/x
  3. Step 3: Cross multiply
    1,705,892,014.40x = 2,558,838,002.40 × 413,427,502.40
  4. Step 4: Simplify right side
    1,705,892,014.40x = 1,057,894,004,378,437,248
  5. Step 5: Solve for x
    x = 1,057,894,004,378,437,248/1,705,892,014.40
  6. Step 6: Final answer
    x = 620,141,248.95

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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.