Home / 403,240,008.40-604,860,012.60-116,025,672.40

Finding the Fourth Proportional to 403,240,008.40, 604,860,012.60 and 116,025,672.40

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Solution

The fourth proportional to 403,240,008.40, 604,860,012.60 and 116,025,672.40 is: 174,038,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,240,008.40 : 604,860,012.60 = 116,025,672.40 : x
  2. Step 2: Convert to fraction form
    403,240,008.40/604,860,012.60 = 116,025,672.40/x
  3. Step 3: Cross multiply
    403,240,008.40x = 604,860,012.60 × 116,025,672.40
  4. Step 4: Simplify right side
    403,240,008.40x = 70,179,289,669,787,480
  5. Step 5: Solve for x
    x = 70,179,289,669,787,480/403,240,008.40
  6. Step 6: Final answer
    x = 174,038,508.60

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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.