Home / 206,911,584,219.40-310,367,376,329.10-162,280,743,886.60

Finding the Fourth Proportional to 206,911,584,219.40, 310,367,376,329.10 and 162,280,743,886.60

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Solution

The fourth proportional to 206,911,584,219.40, 310,367,376,329.10 and 162,280,743,886.60 is: 243,421,115,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,911,584,219.40 : 310,367,376,329.10 = 162,280,743,886.60 : x
  2. Step 2: Convert to fraction form
    206,911,584,219.40/310,367,376,329.10 = 162,280,743,886.60/x
  3. Step 3: Cross multiply
    206,911,584,219.40x = 310,367,376,329.10 × 162,280,743,886.60
  4. Step 4: Simplify right side
    206,911,584,219.40x = 50,366,648,708,818,674,909,184
  5. Step 5: Solve for x
    x = 50,366,648,708,818,674,909,184/206,911,584,219.40
  6. Step 6: Final answer
    x = 243,421,115,829.90

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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.