Home / 98,658,626,937.28-136,148,561,871.60-53,548,353,630.88

Finding the Fourth Proportional to 98,658,626,937.28, 136,148,561,871.60 and 53,548,353,630.88

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Solution

The fourth proportional to 98,658,626,937.28, 136,148,561,871.60 and 53,548,353,630.88 is: 73,896,541,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,658,626,937.28 : 136,148,561,871.60 = 53,548,353,630.88 : x
  2. Step 2: Convert to fraction form
    98,658,626,937.28/136,148,561,871.60 = 53,548,353,630.88/x
  3. Step 3: Cross multiply
    98,658,626,937.28x = 136,148,561,871.60 × 53,548,353,630.88
  4. Step 4: Simplify right side
    98,658,626,937.28x = 7,290,531,337,436,182,609,920
  5. Step 5: Solve for x
    x = 7,290,531,337,436,182,609,920/98,658,626,937.28
  6. Step 6: Final answer
    x = 73,896,541,678.72

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1.5x scale

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.