Home / 920,659,210.50-1,381,861,899.62-569,844,097.34

Finding the Fourth Proportional to 920,659,210.50, 1,381,861,899.62 and 569,844,097.34

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Solution

The fourth proportional to 920,659,210.50, 1,381,861,899.62 and 569,844,097.34 is: 855,306,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,659,210.50 : 1,381,861,899.62 = 569,844,097.34 : x
  2. Step 2: Convert to fraction form
    920,659,210.50/1,381,861,899.62 = 569,844,097.34/x
  3. Step 3: Cross multiply
    920,659,210.50x = 1,381,861,899.62 × 569,844,097.34
  4. Step 4: Simplify right side
    920,659,210.50x = 787,445,846,829,903,488
  5. Step 5: Solve for x
    x = 787,445,846,829,903,488/920,659,210.50
  6. Step 6: Final answer
    x = 855,306,543.23

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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.