Home / 12,588,015,094.62-18,872,714,008.80-7,612,630,836.23

Finding the Fourth Proportional to 12,588,015,094.62, 18,872,714,008.80 and 7,612,630,836.23

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Solution

The fourth proportional to 12,588,015,094.62, 18,872,714,008.80 and 7,612,630,836.23 is: 11,413,316,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,015,094.62 : 18,872,714,008.80 = 7,612,630,836.23 : x
  2. Step 2: Convert to fraction form
    12,588,015,094.62/18,872,714,008.80 = 7,612,630,836.23/x
  3. Step 3: Cross multiply
    12,588,015,094.62x = 18,872,714,008.80 × 7,612,630,836.23
  4. Step 4: Simplify right side
    12,588,015,094.62x = 143,671,004,626,646,417,408
  5. Step 5: Solve for x
    x = 143,671,004,626,646,417,408/12,588,015,094.62
  6. Step 6: Final answer
    x = 11,413,316,837.22

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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.