Home / 1,697,947,375.76-2,547,440,850.40-869,487,598.88

Finding the Fourth Proportional to 1,697,947,375.76, 2,547,440,850.40 and 869,487,598.88

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Solution

The fourth proportional to 1,697,947,375.76, 2,547,440,850.40 and 869,487,598.88 is: 1,304,497,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,947,375.76 : 2,547,440,850.40 = 869,487,598.88 : x
  2. Step 2: Convert to fraction form
    1,697,947,375.76/2,547,440,850.40 = 869,487,598.88/x
  3. Step 3: Cross multiply
    1,697,947,375.76x = 2,547,440,850.40 × 869,487,598.88
  4. Step 4: Simplify right side
    1,697,947,375.76x = 2,214,968,228,303,121,408
  5. Step 5: Solve for x
    x = 2,214,968,228,303,121,408/1,697,947,375.76
  6. Step 6: Final answer
    x = 1,304,497,571.55

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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.