Home / 12,184,539,134.73-16,812,146,060.47-7,034,497,362.56

Finding the Fourth Proportional to 12,184,539,134.73, 16,812,146,060.47 and 7,034,497,362.56

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Solution

The fourth proportional to 12,184,539,134.73, 16,812,146,060.47 and 7,034,497,362.56 is: 9,706,152,675.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184,539,134.73 : 16,812,146,060.47 = 7,034,497,362.56 : x
  2. Step 2: Convert to fraction form
    12,184,539,134.73/16,812,146,060.47 = 7,034,497,362.56/x
  3. Step 3: Cross multiply
    12,184,539,134.73x = 16,812,146,060.47 × 7,034,497,362.56
  4. Step 4: Simplify right side
    12,184,539,134.73x = 118,264,997,121,349,713,920
  5. Step 5: Solve for x
    x = 118,264,997,121,349,713,920/12,184,539,134.73
  6. Step 6: Final answer
    x = 9,706,152,675.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.