Home / 99,426,187.89-149,130,079.86-46,891,813.58

Finding the Fourth Proportional to 99,426,187.89, 149,130,079.86 and 46,891,813.58

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Solution

The fourth proportional to 99,426,187.89, 149,130,079.86 and 46,891,813.58 is: 70,333,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,426,187.89 : 149,130,079.86 = 46,891,813.58 : x
  2. Step 2: Convert to fraction form
    99,426,187.89/149,130,079.86 = 46,891,813.58/x
  3. Step 3: Cross multiply
    99,426,187.89x = 149,130,079.86 × 46,891,813.58
  4. Step 4: Simplify right side
    99,426,187.89x = 6,992,979,904,338,459
  5. Step 5: Solve for x
    x = 6,992,979,904,338,459/99,426,187.89
  6. Step 6: Final answer
    x = 70,333,380.50

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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.