Home / 70,773,971,408.39-97,668,076,808.34-38,221,181,922.17

Finding the Fourth Proportional to 70,773,971,408.39, 97,668,076,808.34 and 38,221,181,922.17

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Solution

The fourth proportional to 70,773,971,408.39, 97,668,076,808.34 and 38,221,181,922.17 is: 52,745,229,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,773,971,408.39 : 97,668,076,808.34 = 38,221,181,922.17 : x
  2. Step 2: Convert to fraction form
    70,773,971,408.39/97,668,076,808.34 = 38,221,181,922.17/x
  3. Step 3: Cross multiply
    70,773,971,408.39x = 97,668,076,808.34 × 38,221,181,922.17
  4. Step 4: Simplify right side
    70,773,971,408.39x = 3,732,989,331,679,356,649,472
  5. Step 5: Solve for x
    x = 3,732,989,331,679,356,649,472/70,773,971,408.39
  6. Step 6: Final answer
    x = 52,745,229,035.39

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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.