Home / 159,426,021.60-239,139,032.40-156,402,712.80

Finding the Fourth Proportional to 159,426,021.60, 239,139,032.40 and 156,402,712.80

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Solution

The fourth proportional to 159,426,021.60, 239,139,032.40 and 156,402,712.80 is: 234,604,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,426,021.60 : 239,139,032.40 = 156,402,712.80 : x
  2. Step 2: Convert to fraction form
    159,426,021.60/239,139,032.40 = 156,402,712.80/x
  3. Step 3: Cross multiply
    159,426,021.60x = 239,139,032.40 × 156,402,712.80
  4. Step 4: Simplify right side
    159,426,021.60x = 37,401,993,403,727,096
  5. Step 5: Solve for x
    x = 37,401,993,403,727,096/159,426,021.60
  6. Step 6: Final answer
    x = 234,604,069.20

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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.