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Finding the Fourth Proportional to 737,762,445.28, 1,018,581,726 and 459,712,453.60

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Solution

The fourth proportional to 737,762,445.28, 1,018,581,726 and 459,712,453.60 is: 634,695,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,762,445.28 : 1,018,581,726 = 459,712,453.60 : x
  2. Step 2: Convert to fraction form
    737,762,445.28/1,018,581,726 = 459,712,453.60/x
  3. Step 3: Cross multiply
    737,762,445.28x = 1,018,581,726 × 459,712,453.60
  4. Step 4: Simplify right side
    737,762,445.28x = 468,254,704,451,582,912
  5. Step 5: Solve for x
    x = 468,254,704,451,582,912/737,762,445.28
  6. Step 6: Final answer
    x = 634,695,771.58

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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.