Home / 17,159,880,507.88-25,739,902,969.12-5,208,236,681.52

Finding the Fourth Proportional to 17,159,880,507.88, 25,739,902,969.12 and 5,208,236,681.52

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Solution

The fourth proportional to 17,159,880,507.88, 25,739,902,969.12 and 5,208,236,681.52 is: 7,812,379,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159,880,507.88 : 25,739,902,969.12 = 5,208,236,681.52 : x
  2. Step 2: Convert to fraction form
    17,159,880,507.88/25,739,902,969.12 = 5,208,236,681.52/x
  3. Step 3: Cross multiply
    17,159,880,507.88x = 25,739,902,969.12 × 5,208,236,681.52
  4. Step 4: Simplify right side
    17,159,880,507.88x = 134,059,506,822,613,319,680
  5. Step 5: Solve for x
    x = 134,059,506,822,613,319,680/17,159,880,507.88
  6. Step 6: Final answer
    x = 7,812,379,973.22

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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.