Home / 38,168,901,001.82-52,676,803,909.56-28,506,856,588.09

Finding the Fourth Proportional to 38,168,901,001.82, 52,676,803,909.56 and 28,506,856,588.09

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Solution

The fourth proportional to 38,168,901,001.82, 52,676,803,909.56 and 28,506,856,588.09 is: 39,342,240,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,168,901,001.82 : 52,676,803,909.56 = 28,506,856,588.09 : x
  2. Step 2: Convert to fraction form
    38,168,901,001.82/52,676,803,909.56 = 28,506,856,588.09/x
  3. Step 3: Cross multiply
    38,168,901,001.82x = 52,676,803,909.56 × 28,506,856,588.09
  4. Step 4: Simplify right side
    38,168,901,001.82x = 1,501,650,094,568,693,301,248
  5. Step 5: Solve for x
    x = 1,501,650,094,568,693,301,248/38,168,901,001.82
  6. Step 6: Final answer
    x = 39,342,240,807.43

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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.