Home / 402,701,252.40-604,051,878.60-143,924,914.80

Finding the Fourth Proportional to 402,701,252.40, 604,051,878.60 and 143,924,914.80

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Solution

The fourth proportional to 402,701,252.40, 604,051,878.60 and 143,924,914.80 is: 215,887,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,701,252.40 : 604,051,878.60 = 143,924,914.80 : x
  2. Step 2: Convert to fraction form
    402,701,252.40/604,051,878.60 = 143,924,914.80/x
  3. Step 3: Cross multiply
    402,701,252.40x = 604,051,878.60 × 143,924,914.80
  4. Step 4: Simplify right side
    402,701,252.40x = 86,938,115,162,284,960
  5. Step 5: Solve for x
    x = 86,938,115,162,284,960/402,701,252.40
  6. Step 6: Final answer
    x = 215,887,372.20

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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.