Home / 624,072,993.13-860,806,043.78-401,336,271.59

Finding the Fourth Proportional to 624,072,993.13, 860,806,043.78 and 401,336,271.59

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Solution

The fourth proportional to 624,072,993.13, 860,806,043.78 and 401,336,271.59 is: 553,577,373.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,072,993.13 : 860,806,043.78 = 401,336,271.59 : x
  2. Step 2: Convert to fraction form
    624,072,993.13/860,806,043.78 = 401,336,271.59/x
  3. Step 3: Cross multiply
    624,072,993.13x = 860,806,043.78 × 401,336,271.59
  4. Step 4: Simplify right side
    624,072,993.13x = 345,472,688,169,864,000
  5. Step 5: Solve for x
    x = 345,472,688,169,864,000/624,072,993.13
  6. Step 6: Final answer
    x = 553,577,373.12

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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.