Home / 159,043,673.90-238,565,510.85-118,229,005.10

Finding the Fourth Proportional to 159,043,673.90, 238,565,510.85 and 118,229,005.10

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Solution

The fourth proportional to 159,043,673.90, 238,565,510.85 and 118,229,005.10 is: 177,343,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,043,673.90 : 238,565,510.85 = 118,229,005.10 : x
  2. Step 2: Convert to fraction form
    159,043,673.90/238,565,510.85 = 118,229,005.10/x
  3. Step 3: Cross multiply
    159,043,673.90x = 238,565,510.85 × 118,229,005.10
  4. Step 4: Simplify right side
    159,043,673.90x = 28,205,362,998,968,752
  5. Step 5: Solve for x
    x = 28,205,362,998,968,752/159,043,673.90
  6. Step 6: Final answer
    x = 177,343,507.65

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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.