Home / 416,101,386.24-624,074,047.02-208,784,132.10

Finding the Fourth Proportional to 416,101,386.24, 624,074,047.02 and 208,784,132.10

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Solution

The fourth proportional to 416,101,386.24, 624,074,047.02 and 208,784,132.10 is: 313,137,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,101,386.24 : 624,074,047.02 = 208,784,132.10 : x
  2. Step 2: Convert to fraction form
    416,101,386.24/624,074,047.02 = 208,784,132.10/x
  3. Step 3: Cross multiply
    416,101,386.24x = 624,074,047.02 × 208,784,132.10
  4. Step 4: Simplify right side
    416,101,386.24x = 130,296,758,273,205,280
  5. Step 5: Solve for x
    x = 130,296,758,273,205,280/416,101,386.24
  6. Step 6: Final answer
    x = 313,137,044.44

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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.