Home / 132,208,359.60-198,312,539.40-70,986,356.40

Finding the Fourth Proportional to 132,208,359.60, 198,312,539.40 and 70,986,356.40

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Solution

The fourth proportional to 132,208,359.60, 198,312,539.40 and 70,986,356.40 is: 106,479,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,208,359.60 : 198,312,539.40 = 70,986,356.40 : x
  2. Step 2: Convert to fraction form
    132,208,359.60/198,312,539.40 = 70,986,356.40/x
  3. Step 3: Cross multiply
    132,208,359.60x = 198,312,539.40 × 70,986,356.40
  4. Step 4: Simplify right side
    132,208,359.60x = 14,077,484,600,437,444
  5. Step 5: Solve for x
    x = 14,077,484,600,437,444/132,208,359.60
  6. Step 6: Final answer
    x = 106,479,534.60

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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.