Home / 93,262,720.40-139,892,768.40-42,144,657.20

Finding the Fourth Proportional to 93,262,720.40, 139,892,768.40 and 42,144,657.20

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Solution

The fourth proportional to 93,262,720.40, 139,892,768.40 and 42,144,657.20 is: 63,216,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,262,720.40 : 139,892,768.40 = 42,144,657.20 : x
  2. Step 2: Convert to fraction form
    93,262,720.40/139,892,768.40 = 42,144,657.20/x
  3. Step 3: Cross multiply
    93,262,720.40x = 139,892,768.40 × 42,144,657.20
  4. Step 4: Simplify right side
    93,262,720.40x = 5,895,732,768,976,993
  5. Step 5: Solve for x
    x = 5,895,732,768,976,993/93,262,720.40
  6. Step 6: Final answer
    x = 63,216,392.83

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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.