Home / 105,705,431.12-158,506,884.72-62,000,471.01

Finding the Fourth Proportional to 105,705,431.12, 158,506,884.72 and 62,000,471.01

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Solution

The fourth proportional to 105,705,431.12, 158,506,884.72 and 62,000,471.01 is: 92,970,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,705,431.12 : 158,506,884.72 = 62,000,471.01 : x
  2. Step 2: Convert to fraction form
    105,705,431.12/158,506,884.72 = 62,000,471.01/x
  3. Step 3: Cross multiply
    105,705,431.12x = 158,506,884.72 × 62,000,471.01
  4. Step 4: Simplify right side
    105,705,431.12x = 9,827,501,511,562,172
  5. Step 5: Solve for x
    x = 9,827,501,511,562,172/105,705,431.12
  6. Step 6: Final answer
    x = 92,970,639.32

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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.