Home / 86,068,897.84-118,775,122.91-48,899,242.41

Finding the Fourth Proportional to 86,068,897.84, 118,775,122.91 and 48,899,242.41

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Solution

The fourth proportional to 86,068,897.84, 118,775,122.91 and 48,899,242.41 is: 67,480,979.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,068,897.84 : 118,775,122.91 = 48,899,242.41 : x
  2. Step 2: Convert to fraction form
    86,068,897.84/118,775,122.91 = 48,899,242.41/x
  3. Step 3: Cross multiply
    86,068,897.84x = 118,775,122.91 × 48,899,242.41
  4. Step 4: Simplify right side
    86,068,897.84x = 5,808,013,527,453,634
  5. Step 5: Solve for x
    x = 5,808,013,527,453,634/86,068,897.84
  6. Step 6: Final answer
    x = 67,480,979.46

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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.