Home / 12,299,740,600.48-18,479,043,998.16-7,886,805,963.28

Finding the Fourth Proportional to 12,299,740,600.48, 18,479,043,998.16 and 7,886,805,963.28

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Solution

The fourth proportional to 12,299,740,600.48, 18,479,043,998.16 and 7,886,805,963.28 is: 11,849,081,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,740,600.48 : 18,479,043,998.16 = 7,886,805,963.28 : x
  2. Step 2: Convert to fraction form
    12,299,740,600.48/18,479,043,998.16 = 7,886,805,963.28/x
  3. Step 3: Cross multiply
    12,299,740,600.48x = 18,479,043,998.16 × 7,886,805,963.28
  4. Step 4: Simplify right side
    12,299,740,600.48x = 145,740,634,400,401,768,448
  5. Step 5: Solve for x
    x = 145,740,634,400,401,768,448/12,299,740,600.48
  6. Step 6: Final answer
    x = 11,849,081,955.01

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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.