Home / 1,994,547,474.30-2,991,821,211.45-614,182,620.90

Finding the Fourth Proportional to 1,994,547,474.30, 2,991,821,211.45 and 614,182,620.90

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Solution

The fourth proportional to 1,994,547,474.30, 2,991,821,211.45 and 614,182,620.90 is: 921,273,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,547,474.30 : 2,991,821,211.45 = 614,182,620.90 : x
  2. Step 2: Convert to fraction form
    1,994,547,474.30/2,991,821,211.45 = 614,182,620.90/x
  3. Step 3: Cross multiply
    1,994,547,474.30x = 2,991,821,211.45 × 614,182,620.90
  4. Step 4: Simplify right side
    1,994,547,474.30x = 1,837,524,592,912,573,952
  5. Step 5: Solve for x
    x = 1,837,524,592,912,573,952/1,994,547,474.30
  6. Step 6: Final answer
    x = 921,273,931.35

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1.5x scale

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.