Home / 385,868,401.02-578,477,227.87-167,354,164.80

Finding the Fourth Proportional to 385,868,401.02, 578,477,227.87 and 167,354,164.80

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Solution

The fourth proportional to 385,868,401.02, 578,477,227.87 and 167,354,164.80 is: 250,890,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,868,401.02 : 578,477,227.87 = 167,354,164.80 : x
  2. Step 2: Convert to fraction form
    385,868,401.02/578,477,227.87 = 167,354,164.80/x
  3. Step 3: Cross multiply
    385,868,401.02x = 578,477,227.87 × 167,354,164.80
  4. Step 4: Simplify right side
    385,868,401.02x = 96,810,573,326,212,336
  5. Step 5: Solve for x
    x = 96,810,573,326,212,336/385,868,401.02
  6. Step 6: Final answer
    x = 250,890,130.08

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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.