Home / 208,457,042.04-312,482,226.60-99,252,871.20

Finding the Fourth Proportional to 208,457,042.04, 312,482,226.60 and 99,252,871.20

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Solution

The fourth proportional to 208,457,042.04, 312,482,226.60 and 99,252,871.20 is: 148,782,492.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,457,042.04 : 312,482,226.60 = 99,252,871.20 : x
  2. Step 2: Convert to fraction form
    208,457,042.04/312,482,226.60 = 99,252,871.20/x
  3. Step 3: Cross multiply
    208,457,042.04x = 312,482,226.60 × 99,252,871.20
  4. Step 4: Simplify right side
    208,457,042.04x = 31,014,758,189,019,016
  5. Step 5: Solve for x
    x = 31,014,758,189,019,016/208,457,042.04
  6. Step 6: Final answer
    x = 148,782,492.00

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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.