Home / 132,014,501.60-198,021,752.40-120,667,762.40

Finding the Fourth Proportional to 132,014,501.60, 198,021,752.40 and 120,667,762.40

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Solution

The fourth proportional to 132,014,501.60, 198,021,752.40 and 120,667,762.40 is: 181,001,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,014,501.60 : 198,021,752.40 = 120,667,762.40 : x
  2. Step 2: Convert to fraction form
    132,014,501.60/198,021,752.40 = 120,667,762.40/x
  3. Step 3: Cross multiply
    132,014,501.60x = 198,021,752.40 × 120,667,762.40
  4. Step 4: Simplify right side
    132,014,501.60x = 23,894,841,768,634,832
  5. Step 5: Solve for x
    x = 23,894,841,768,634,832/132,014,501.60
  6. Step 6: Final answer
    x = 181,001,643.60

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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.