Home / 55,139,289,483.17-76,091,446,011.11-30,725,728,701.93

Finding the Fourth Proportional to 55,139,289,483.17, 76,091,446,011.11 and 30,725,728,701.93

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Solution

The fourth proportional to 55,139,289,483.17, 76,091,446,011.11 and 30,725,728,701.93 is: 42,401,074,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,139,289,483.17 : 76,091,446,011.11 = 30,725,728,701.93 : x
  2. Step 2: Convert to fraction form
    55,139,289,483.17/76,091,446,011.11 = 30,725,728,701.93/x
  3. Step 3: Cross multiply
    55,139,289,483.17x = 76,091,446,011.11 × 30,725,728,701.93
  4. Step 4: Simplify right side
    55,139,289,483.17x = 2,337,965,126,674,765,840,384
  5. Step 5: Solve for x
    x = 2,337,965,126,674,765,840,384/55,139,289,483.17
  6. Step 6: Final answer
    x = 42,401,074,598.33

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Double scale
Find fourth proportional to 55,139,289,484.17, 76,091,446,012.49 and 30,725,728,702.93
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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.