Home / 91,298,861.32-136,625,017.53-56,771,522.27

Finding the Fourth Proportional to 91,298,861.32, 136,625,017.53 and 56,771,522.27

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Solution

The fourth proportional to 91,298,861.32, 136,625,017.53 and 56,771,522.27 is: 84,956,264.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,298,861.32 : 136,625,017.53 = 56,771,522.27 : x
  2. Step 2: Convert to fraction form
    91,298,861.32/136,625,017.53 = 56,771,522.27/x
  3. Step 3: Cross multiply
    91,298,861.32x = 136,625,017.53 × 56,771,522.27
  4. Step 4: Simplify right side
    91,298,861.32x = 7,756,410,225,343,536
  5. Step 5: Solve for x
    x = 7,756,410,225,343,536/91,298,861.32
  6. Step 6: Final answer
    x = 84,956,264.66

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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.