Home / 559,872,419.40-839,808,629.10-395,046,102.60

Finding the Fourth Proportional to 559,872,419.40, 839,808,629.10 and 395,046,102.60

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Solution

The fourth proportional to 559,872,419.40, 839,808,629.10 and 395,046,102.60 is: 592,569,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,419.40 : 839,808,629.10 = 395,046,102.60 : x
  2. Step 2: Convert to fraction form
    559,872,419.40/839,808,629.10 = 395,046,102.60/x
  3. Step 3: Cross multiply
    559,872,419.40x = 839,808,629.10 × 395,046,102.60
  4. Step 4: Simplify right side
    559,872,419.40x = 331,763,125,855,803,968
  5. Step 5: Solve for x
    x = 331,763,125,855,803,968/559,872,419.40
  6. Step 6: Final answer
    x = 592,569,153.90

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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.