Home / 159,043,685.90-238,565,528.85-118,229,017.10

Finding the Fourth Proportional to 159,043,685.90, 238,565,528.85 and 118,229,017.10

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Solution

The fourth proportional to 159,043,685.90, 238,565,528.85 and 118,229,017.10 is: 177,343,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,043,685.90 : 238,565,528.85 = 118,229,017.10 : x
  2. Step 2: Convert to fraction form
    159,043,685.90/238,565,528.85 = 118,229,017.10/x
  3. Step 3: Cross multiply
    159,043,685.90x = 238,565,528.85 × 118,229,017.10
  4. Step 4: Simplify right side
    159,043,685.90x = 28,205,367,989,877,192
  5. Step 5: Solve for x
    x = 28,205,367,989,877,192/159,043,685.90
  6. Step 6: Final answer
    x = 177,343,525.65

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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.