Home / 89,430,509.18-123,395,859.62-52,253,599.05

Finding the Fourth Proportional to 89,430,509.18, 123,395,859.62 and 52,253,599.05

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Solution

The fourth proportional to 89,430,509.18, 123,395,859.62 and 52,253,599.05 is: 72,099,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,430,509.18 : 123,395,859.62 = 52,253,599.05 : x
  2. Step 2: Convert to fraction form
    89,430,509.18/123,395,859.62 = 52,253,599.05/x
  3. Step 3: Cross multiply
    89,430,509.18x = 123,395,859.62 × 52,253,599.05
  4. Step 4: Simplify right side
    89,430,509.18x = 6,447,877,772,903,420
  5. Step 5: Solve for x
    x = 6,447,877,772,903,420/89,430,509.18
  6. Step 6: Final answer
    x = 72,099,307.40

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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.