Home / 373,248,401.60-559,872,602.40-209,989,726.40

Finding the Fourth Proportional to 373,248,401.60, 559,872,602.40 and 209,989,726.40

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Solution

The fourth proportional to 373,248,401.60, 559,872,602.40 and 209,989,726.40 is: 314,984,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,401.60 : 559,872,602.40 = 209,989,726.40 : x
  2. Step 2: Convert to fraction form
    373,248,401.60/559,872,602.40 = 209,989,726.40/x
  3. Step 3: Cross multiply
    373,248,401.60x = 559,872,602.40 × 209,989,726.40
  4. Step 4: Simplify right side
    373,248,401.60x = 117,567,494,596,831,984
  5. Step 5: Solve for x
    x = 117,567,494,596,831,984/373,248,401.60
  6. Step 6: Final answer
    x = 314,984,589.60

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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.