Home / 1,774,718,137.60-2,662,077,206.40-464,617,657.60

Finding the Fourth Proportional to 1,774,718,137.60, 2,662,077,206.40 and 464,617,657.60

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Solution

The fourth proportional to 1,774,718,137.60, 2,662,077,206.40 and 464,617,657.60 is: 696,926,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,718,137.60 : 2,662,077,206.40 = 464,617,657.60 : x
  2. Step 2: Convert to fraction form
    1,774,718,137.60/2,662,077,206.40 = 464,617,657.60/x
  3. Step 3: Cross multiply
    1,774,718,137.60x = 2,662,077,206.40 × 464,617,657.60
  4. Step 4: Simplify right side
    1,774,718,137.60x = 1,236,848,075,987,919,872
  5. Step 5: Solve for x
    x = 1,236,848,075,987,919,872/1,774,718,137.60
  6. Step 6: Final answer
    x = 696,926,486.40

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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.