Home / 145,161,801.60-217,742,702.40-64,540,233.60

Finding the Fourth Proportional to 145,161,801.60, 217,742,702.40 and 64,540,233.60

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Solution

The fourth proportional to 145,161,801.60, 217,742,702.40 and 64,540,233.60 is: 96,810,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,161,801.60 : 217,742,702.40 = 64,540,233.60 : x
  2. Step 2: Convert to fraction form
    145,161,801.60/217,742,702.40 = 64,540,233.60/x
  3. Step 3: Cross multiply
    145,161,801.60x = 217,742,702.40 × 64,540,233.60
  4. Step 4: Simplify right side
    145,161,801.60x = 14,053,164,877,591,282
  5. Step 5: Solve for x
    x = 14,053,164,877,591,282/145,161,801.60
  6. Step 6: Final answer
    x = 96,810,350.40

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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.