Home / 85,762,048,714.76-128,638,417,633.49-26,066,056,684.46

Finding the Fourth Proportional to 85,762,048,714.76, 128,638,417,633.49 and 26,066,056,684.46

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Solution

The fourth proportional to 85,762,048,714.76, 128,638,417,633.49 and 26,066,056,684.46 is: 39,097,670,077.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,762,048,714.76 : 128,638,417,633.49 = 26,066,056,684.46 : x
  2. Step 2: Convert to fraction form
    85,762,048,714.76/128,638,417,633.49 = 26,066,056,684.46/x
  3. Step 3: Cross multiply
    85,762,048,714.76x = 128,638,417,633.49 × 26,066,056,684.46
  4. Step 4: Simplify right side
    85,762,048,714.76x = 3,353,096,285,834,046,865,408
  5. Step 5: Solve for x
    x = 3,353,096,285,834,046,865,408/85,762,048,714.76
  6. Step 6: Final answer
    x = 39,097,670,077.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.