Home / 746,638,513.52-1,030,207,327.64-429,037,392.02

Finding the Fourth Proportional to 746,638,513.52, 1,030,207,327.64 and 429,037,392.02

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Solution

The fourth proportional to 746,638,513.52, 1,030,207,327.64 and 429,037,392.02 is: 591,983,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,638,513.52 : 1,030,207,327.64 = 429,037,392.02 : x
  2. Step 2: Convert to fraction form
    746,638,513.52/1,030,207,327.64 = 429,037,392.02/x
  3. Step 3: Cross multiply
    746,638,513.52x = 1,030,207,327.64 × 429,037,392.02
  4. Step 4: Simplify right side
    746,638,513.52x = 441,997,465,090,559,232
  5. Step 5: Solve for x
    x = 441,997,465,090,559,232/746,638,513.52
  6. Step 6: Final answer
    x = 591,983,211.54

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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.