Home / 119,924,127.90-165,495,824.66-64,919,984.40

Finding the Fourth Proportional to 119,924,127.90, 165,495,824.66 and 64,919,984.40

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Solution

The fourth proportional to 119,924,127.90, 165,495,824.66 and 64,919,984.40 is: 89,589,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,924,127.90 : 165,495,824.66 = 64,919,984.40 : x
  2. Step 2: Convert to fraction form
    119,924,127.90/165,495,824.66 = 64,919,984.40/x
  3. Step 3: Cross multiply
    119,924,127.90x = 165,495,824.66 × 64,919,984.40
  4. Step 4: Simplify right side
    119,924,127.90x = 10,743,986,355,354,634
  5. Step 5: Solve for x
    x = 10,743,986,355,354,634/119,924,127.90
  6. Step 6: Final answer
    x = 89,589,864.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.