Home / 835,435,886.10-1,254,492,273.15-664,335,503.70

Finding the Fourth Proportional to 835,435,886.10, 1,254,492,273.15 and 664,335,503.70

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Solution

The fourth proportional to 835,435,886.10, 1,254,492,273.15 and 664,335,503.70 is: 997,567,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,435,886.10 : 1,254,492,273.15 = 664,335,503.70 : x
  2. Step 2: Convert to fraction form
    835,435,886.10/1,254,492,273.15 = 664,335,503.70/x
  3. Step 3: Cross multiply
    835,435,886.10x = 1,254,492,273.15 × 664,335,503.70
  4. Step 4: Simplify right side
    835,435,886.10x = 833,403,756,170,863,360
  5. Step 5: Solve for x
    x = 833,403,756,170,863,360/835,435,886.10
  6. Step 6: Final answer
    x = 997,567,581.23

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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.