Home / 434,560,881.60-651,841,322.40-395,021,671.20

Finding the Fourth Proportional to 434,560,881.60, 651,841,322.40 and 395,021,671.20

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Solution

The fourth proportional to 434,560,881.60, 651,841,322.40 and 395,021,671.20 is: 592,532,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,560,881.60 : 651,841,322.40 = 395,021,671.20 : x
  2. Step 2: Convert to fraction form
    434,560,881.60/651,841,322.40 = 395,021,671.20/x
  3. Step 3: Cross multiply
    434,560,881.60x = 651,841,322.40 × 395,021,671.20
  4. Step 4: Simplify right side
    434,560,881.60x = 257,491,448,531,665,984
  5. Step 5: Solve for x
    x = 257,491,448,531,665,984/434,560,881.60
  6. Step 6: Final answer
    x = 592,532,506.80

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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.