Home / 158,525,999.60-237,788,999.40-72,432,557.60

Finding the Fourth Proportional to 158,525,999.60, 237,788,999.40 and 72,432,557.60

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Solution

The fourth proportional to 158,525,999.60, 237,788,999.40 and 72,432,557.60 is: 108,648,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,525,999.60 : 237,788,999.40 = 72,432,557.60 : x
  2. Step 2: Convert to fraction form
    158,525,999.60/237,788,999.40 = 72,432,557.60/x
  3. Step 3: Cross multiply
    158,525,999.60x = 237,788,999.40 × 72,432,557.60
  4. Step 4: Simplify right side
    158,525,999.60x = 17,223,665,395,686,864
  5. Step 5: Solve for x
    x = 17,223,665,395,686,864/158,525,999.60
  6. Step 6: Final answer
    x = 108,648,836.40

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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.