Home / 452,345,140.12-624,262,957.93-340,638,899.14

Finding the Fourth Proportional to 452,345,140.12, 624,262,957.93 and 340,638,899.14

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Solution

The fourth proportional to 452,345,140.12, 624,262,957.93 and 340,638,899.14 is: 470,101,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,345,140.12 : 624,262,957.93 = 340,638,899.14 : x
  2. Step 2: Convert to fraction form
    452,345,140.12/624,262,957.93 = 340,638,899.14/x
  3. Step 3: Cross multiply
    452,345,140.12x = 624,262,957.93 × 340,638,899.14
  4. Step 4: Simplify right side
    452,345,140.12x = 212,648,246,763,155,296
  5. Step 5: Solve for x
    x = 212,648,246,763,155,296/452,345,140.12
  6. Step 6: Final answer
    x = 470,101,760.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.