Home / 127,692,997,882.48-191,539,681,168.77-52,146,148,561.73

Finding the Fourth Proportional to 127,692,997,882.48, 191,539,681,168.77 and 52,146,148,561.73

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Solution

The fourth proportional to 127,692,997,882.48, 191,539,681,168.77 and 52,146,148,561.73 is: 78,219,298,123.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,692,997,882.48 : 191,539,681,168.77 = 52,146,148,561.73 : x
  2. Step 2: Convert to fraction form
    127,692,997,882.48/191,539,681,168.77 = 52,146,148,561.73/x
  3. Step 3: Cross multiply
    127,692,997,882.48x = 191,539,681,168.77 × 52,146,148,561.73
  4. Step 4: Simplify right side
    127,692,997,882.48x = 9,988,056,669,693,843,341,312
  5. Step 5: Solve for x
    x = 9,988,056,669,693,843,341,312/127,692,997,882.48
  6. Step 6: Final answer
    x = 78,219,298,123.82

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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.