Home / 242,959,342.40-364,470,981.60-89,713,044.80

Finding the Fourth Proportional to 242,959,342.40, 364,470,981.60 and 89,713,044.80

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Solution

The fourth proportional to 242,959,342.40, 364,470,981.60 and 89,713,044.80 is: 134,581,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,959,342.40 : 364,470,981.60 = 89,713,044.80 : x
  2. Step 2: Convert to fraction form
    242,959,342.40/364,470,981.60 = 89,713,044.80/x
  3. Step 3: Cross multiply
    242,959,342.40x = 364,470,981.60 × 89,713,044.80
  4. Step 4: Simplify right side
    242,959,342.40x = 32,697,801,500,580,776
  5. Step 5: Solve for x
    x = 32,697,801,500,580,776/242,959,342.40
  6. Step 6: Final answer
    x = 134,581,371.42

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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.