Home / 502,014,829.60-753,022,244.40-355,655,978.20

Finding the Fourth Proportional to 502,014,829.60, 753,022,244.40 and 355,655,978.20

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Solution

The fourth proportional to 502,014,829.60, 753,022,244.40 and 355,655,978.20 is: 533,483,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,014,829.60 : 753,022,244.40 = 355,655,978.20 : x
  2. Step 2: Convert to fraction form
    502,014,829.60/753,022,244.40 = 355,655,978.20/x
  3. Step 3: Cross multiply
    502,014,829.60x = 753,022,244.40 × 355,655,978.20
  4. Step 4: Simplify right side
    502,014,829.60x = 267,816,862,938,441,440
  5. Step 5: Solve for x
    x = 267,816,862,938,441,440/502,014,829.60
  6. Step 6: Final answer
    x = 533,483,967.30

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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.