Home / 92,910,111.62-128,219,325.01-53,225,312.18

Finding the Fourth Proportional to 92,910,111.62, 128,219,325.01 and 53,225,312.18

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Solution

The fourth proportional to 92,910,111.62, 128,219,325.01 and 53,225,312.18 is: 73,452,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,910,111.62 : 128,219,325.01 = 53,225,312.18 : x
  2. Step 2: Convert to fraction form
    92,910,111.62/128,219,325.01 = 53,225,312.18/x
  3. Step 3: Cross multiply
    92,910,111.62x = 128,219,325.01 × 53,225,312.18
  4. Step 4: Simplify right side
    92,910,111.62x = 6,824,513,601,166,132
  5. Step 5: Solve for x
    x = 6,824,513,601,166,132/92,910,111.62
  6. Step 6: Final answer
    x = 73,452,861.93

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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.