Home / 145,939,683.60-218,909,525.40-134,035,405.20

Finding the Fourth Proportional to 145,939,683.60, 218,909,525.40 and 134,035,405.20

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Solution

The fourth proportional to 145,939,683.60, 218,909,525.40 and 134,035,405.20 is: 201,053,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,939,683.60 : 218,909,525.40 = 134,035,405.20 : x
  2. Step 2: Convert to fraction form
    145,939,683.60/218,909,525.40 = 134,035,405.20/x
  3. Step 3: Cross multiply
    145,939,683.60x = 218,909,525.40 × 134,035,405.20
  4. Step 4: Simplify right side
    145,939,683.60x = 29,341,626,939,128,692
  5. Step 5: Solve for x
    x = 29,341,626,939,128,692/145,939,683.60
  6. Step 6: Final answer
    x = 201,053,107.80

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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.