Home / 99,445,098,228.45-137,259,769,331.10-64,769,327,559.39

Finding the Fourth Proportional to 99,445,098,228.45, 137,259,769,331.10 and 64,769,327,559.39

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Solution

The fourth proportional to 99,445,098,228.45, 137,259,769,331.10 and 64,769,327,559.39 is: 89,398,302,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,445,098,228.45 : 137,259,769,331.10 = 64,769,327,559.39 : x
  2. Step 2: Convert to fraction form
    99,445,098,228.45/137,259,769,331.10 = 64,769,327,559.39/x
  3. Step 3: Cross multiply
    99,445,098,228.45x = 137,259,769,331.10 × 64,769,327,559.39
  4. Step 4: Simplify right side
    99,445,098,228.45x = 8,890,222,960,532,330,119,168
  5. Step 5: Solve for x
    x = 8,890,222,960,532,330,119,168/99,445,098,228.45
  6. Step 6: Final answer
    x = 89,398,302,368.90

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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.