Home / 1,790,254,544.40-2,685,381,816.60-918,558,444.15

Finding the Fourth Proportional to 1,790,254,544.40, 2,685,381,816.60 and 918,558,444.15

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Solution

The fourth proportional to 1,790,254,544.40, 2,685,381,816.60 and 918,558,444.15 is: 1,377,837,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,254,544.40 : 2,685,381,816.60 = 918,558,444.15 : x
  2. Step 2: Convert to fraction form
    1,790,254,544.40/2,685,381,816.60 = 918,558,444.15/x
  3. Step 3: Cross multiply
    1,790,254,544.40x = 2,685,381,816.60 × 918,558,444.15
  4. Step 4: Simplify right side
    1,790,254,544.40x = 2,466,680,143,404,796,416
  5. Step 5: Solve for x
    x = 2,466,680,143,404,796,416/1,790,254,544.40
  6. Step 6: Final answer
    x = 1,377,837,666.23

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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.