Home / 787,880,566.44-1,181,844,926.10-270,303,746.76

Finding the Fourth Proportional to 787,880,566.44, 1,181,844,926.10 and 270,303,746.76

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Solution

The fourth proportional to 787,880,566.44, 1,181,844,926.10 and 270,303,746.76 is: 405,463,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,880,566.44 : 1,181,844,926.10 = 270,303,746.76 : x
  2. Step 2: Convert to fraction form
    787,880,566.44/1,181,844,926.10 = 270,303,746.76/x
  3. Step 3: Cross multiply
    787,880,566.44x = 1,181,844,926.10 × 270,303,746.76
  4. Step 4: Simplify right side
    787,880,566.44x = 319,457,111,614,125,248
  5. Step 5: Solve for x
    x = 319,457,111,614,125,248/787,880,566.44
  6. Step 6: Final answer
    x = 405,463,880.21

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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.