Home / 12,481,528,458.16-18,728,729,521.80-5,849,831,333.62

Finding the Fourth Proportional to 12,481,528,458.16, 18,728,729,521.80 and 5,849,831,333.62

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Solution

The fourth proportional to 12,481,528,458.16, 18,728,729,521.80 and 5,849,831,333.62 is: 8,777,763,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,528,458.16 : 18,728,729,521.80 = 5,849,831,333.62 : x
  2. Step 2: Convert to fraction form
    12,481,528,458.16/18,728,729,521.80 = 5,849,831,333.62/x
  3. Step 3: Cross multiply
    12,481,528,458.16x = 18,728,729,521.80 × 5,849,831,333.62
  4. Step 4: Simplify right side
    12,481,528,458.16x = 109,559,908,795,519,549,440
  5. Step 5: Solve for x
    x = 109,559,908,795,519,549,440/12,481,528,458.16
  6. Step 6: Final answer
    x = 8,777,763,810.16

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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.