Home / 18,118,136,402,858-25,003,027,279,600-9,784,622,294,460

Finding the Fourth Proportional to 18,118,136,402,858, 25,003,027,279,600 and 9,784,622,294,460

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Solution

The fourth proportional to 18,118,136,402,858, 25,003,027,279,600 and 9,784,622,294,460 is: 13,502,778,249,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,136,402,858 : 25,003,027,279,600 = 9,784,622,294,460 : x
  2. Step 2: Convert to fraction form
    18,118,136,402,858/25,003,027,279,600 = 9,784,622,294,460/x
  3. Step 3: Cross multiply
    18,118,136,402,858x = 25,003,027,279,600 × 9,784,622,294,460
  4. Step 4: Simplify right side
    18,118,136,402,858x = 244,645,178,148,965,710,454,325,248
  5. Step 5: Solve for x
    x = 244,645,178,148,965,710,454,325,248/18,118,136,402,858
  6. Step 6: Final answer
    x = 13,502,778,249,885.28

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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.