Home / 103,377,341.94-142,658,884.32-56,334,824.10

Finding the Fourth Proportional to 103,377,341.94, 142,658,884.32 and 56,334,824.10

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Solution

The fourth proportional to 103,377,341.94, 142,658,884.32 and 56,334,824.10 is: 77,741,050.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,377,341.94 : 142,658,884.32 = 56,334,824.10 : x
  2. Step 2: Convert to fraction form
    103,377,341.94/142,658,884.32 = 56,334,824.10/x
  3. Step 3: Cross multiply
    103,377,341.94x = 142,658,884.32 × 56,334,824.10
  4. Step 4: Simplify right side
    103,377,341.94x = 8,036,663,154,469,448
  5. Step 5: Solve for x
    x = 8,036,663,154,469,448/103,377,341.94
  6. Step 6: Final answer
    x = 77,741,050.44

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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.