Home / 132,191,539,632.36-198,326,212,908.60-42,652,853,317.12

Finding the Fourth Proportional to 132,191,539,632.36, 198,326,212,908.60 and 42,652,853,317.12

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Solution

The fourth proportional to 132,191,539,632.36, 198,326,212,908.60 and 42,652,853,317.12 is: 63,991,832,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191,539,632.36 : 198,326,212,908.60 = 42,652,853,317.12 : x
  2. Step 2: Convert to fraction form
    132,191,539,632.36/198,326,212,908.60 = 42,652,853,317.12/x
  3. Step 3: Cross multiply
    132,191,539,632.36x = 198,326,212,908.60 × 42,652,853,317.12
  4. Step 4: Simplify right side
    132,191,539,632.36x = 8,459,178,868,130,427,437,056
  5. Step 5: Solve for x
    x = 8,459,178,868,130,427,437,056/132,191,539,632.36
  6. Step 6: Final answer
    x = 63,991,832,545.84

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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.