Home / 242,514,019.20-363,771,028.80-89,140,146.60

Finding the Fourth Proportional to 242,514,019.20, 363,771,028.80 and 89,140,146.60

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Solution

The fourth proportional to 242,514,019.20, 363,771,028.80 and 89,140,146.60 is: 133,710,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,514,019.20 : 363,771,028.80 = 89,140,146.60 : x
  2. Step 2: Convert to fraction form
    242,514,019.20/363,771,028.80 = 89,140,146.60/x
  3. Step 3: Cross multiply
    242,514,019.20x = 363,771,028.80 × 89,140,146.60
  4. Step 4: Simplify right side
    242,514,019.20x = 32,426,602,836,064,820
  5. Step 5: Solve for x
    x = 32,426,602,836,064,820/242,514,019.20
  6. Step 6: Final answer
    x = 133,710,219.90

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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.