Home / 199,283,308.40-298,924,962.60-55,676,140.40

Finding the Fourth Proportional to 199,283,308.40, 298,924,962.60 and 55,676,140.40

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Solution

The fourth proportional to 199,283,308.40, 298,924,962.60 and 55,676,140.40 is: 83,514,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,283,308.40 : 298,924,962.60 = 55,676,140.40 : x
  2. Step 2: Convert to fraction form
    199,283,308.40/298,924,962.60 = 55,676,140.40/x
  3. Step 3: Cross multiply
    199,283,308.40x = 298,924,962.60 × 55,676,140.40
  4. Step 4: Simplify right side
    199,283,308.40x = 16,642,988,186,782,350
  5. Step 5: Solve for x
    x = 16,642,988,186,782,350/199,283,308.40
  6. Step 6: Final answer
    x = 83,514,210.60

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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.