Home / 105,074,914.19-157,475,659.95-42,753,599.64

Finding the Fourth Proportional to 105,074,914.19, 157,475,659.95 and 42,753,599.64

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Solution

The fourth proportional to 105,074,914.19, 157,475,659.95 and 42,753,599.64 is: 64,074,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,074,914.19 : 157,475,659.95 = 42,753,599.64 : x
  2. Step 2: Convert to fraction form
    105,074,914.19/157,475,659.95 = 42,753,599.64/x
  3. Step 3: Cross multiply
    105,074,914.19x = 157,475,659.95 × 42,753,599.64
  4. Step 4: Simplify right side
    105,074,914.19x = 6,732,651,318,547,082
  5. Step 5: Solve for x
    x = 6,732,651,318,547,082/105,074,914.19
  6. Step 6: Final answer
    x = 64,074,773.42

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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.