Home / 168,240,402-232,172,076.06-92,886,875.64

Finding the Fourth Proportional to 168,240,402, 232,172,076.06 and 92,886,875.64

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Solution

The fourth proportional to 168,240,402, 232,172,076.06 and 92,886,875.64 is: 128,184,065.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,240,402 : 232,172,076.06 = 92,886,875.64 : x
  2. Step 2: Convert to fraction form
    168,240,402/232,172,076.06 = 92,886,875.64/x
  3. Step 3: Cross multiply
    168,240,402x = 232,172,076.06 × 92,886,875.64
  4. Step 4: Simplify right side
    168,240,402x = 21,565,738,756,065,840
  5. Step 5: Solve for x
    x = 21,565,738,756,065,840/168,240,402
  6. Step 6: Final answer
    x = 128,184,065.78

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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.