Home / 217,742,702.40-326,614,053.60-96,810,350.40

Finding the Fourth Proportional to 217,742,702.40, 326,614,053.60 and 96,810,350.40

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Solution

The fourth proportional to 217,742,702.40, 326,614,053.60 and 96,810,350.40 is: 145,215,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,742,702.40 : 326,614,053.60 = 96,810,350.40 : x
  2. Step 2: Convert to fraction form
    217,742,702.40/326,614,053.60 = 96,810,350.40/x
  3. Step 3: Cross multiply
    217,742,702.40x = 326,614,053.60 × 96,810,350.40
  4. Step 4: Simplify right side
    217,742,702.40x = 31,619,620,974,580,384
  5. Step 5: Solve for x
    x = 31,619,620,974,580,384/217,742,702.40
  6. Step 6: Final answer
    x = 145,215,525.60

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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.