Home / 185,450,715.02-255,909,184.80-102,938,004.38

Finding the Fourth Proportional to 185,450,715.02, 255,909,184.80 and 102,938,004.38

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Solution

The fourth proportional to 185,450,715.02, 255,909,184.80 and 102,938,004.38 is: 142,047,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,450,715.02 : 255,909,184.80 = 102,938,004.38 : x
  2. Step 2: Convert to fraction form
    185,450,715.02/255,909,184.80 = 102,938,004.38/x
  3. Step 3: Cross multiply
    185,450,715.02x = 255,909,184.80 × 102,938,004.38
  4. Step 4: Simplify right side
    185,450,715.02x = 26,342,780,784,545,084
  5. Step 5: Solve for x
    x = 26,342,780,784,545,084/185,450,715.02
  6. Step 6: Final answer
    x = 142,047,340.08

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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.