Home / 98,658,626,938.28-136,148,561,872.98-53,548,353,631.88

Finding the Fourth Proportional to 98,658,626,938.28, 136,148,561,872.98 and 53,548,353,631.88

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Solution

The fourth proportional to 98,658,626,938.28, 136,148,561,872.98 and 53,548,353,631.88 is: 73,896,541,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,658,626,938.28 : 136,148,561,872.98 = 53,548,353,631.88 : x
  2. Step 2: Convert to fraction form
    98,658,626,938.28/136,148,561,872.98 = 53,548,353,631.88/x
  3. Step 3: Cross multiply
    98,658,626,938.28x = 136,148,561,872.98 × 53,548,353,631.88
  4. Step 4: Simplify right side
    98,658,626,938.28x = 7,290,531,337,646,227,062,784
  5. Step 5: Solve for x
    x = 7,290,531,337,646,227,062,784/98,658,626,938.28
  6. Step 6: Final answer
    x = 73,896,541,680.10

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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.