Home / 626,603,299.36-864,735,889.80-375,748,532.74

Finding the Fourth Proportional to 626,603,299.36, 864,735,889.80 and 375,748,532.74

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Solution

The fourth proportional to 626,603,299.36, 864,735,889.80 and 375,748,532.74 is: 518,546,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,603,299.36 : 864,735,889.80 = 375,748,532.74 : x
  2. Step 2: Convert to fraction form
    626,603,299.36/864,735,889.80 = 375,748,532.74/x
  3. Step 3: Cross multiply
    626,603,299.36x = 864,735,889.80 × 375,748,532.74
  4. Step 4: Simplify right side
    626,603,299.36x = 324,923,241,799,968,320
  5. Step 5: Solve for x
    x = 324,923,241,799,968,320/626,603,299.36
  6. Step 6: Final answer
    x = 518,546,969.24

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1.5x scale

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.