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Finding the Fourth Proportional to 1,069,088,318.02, 1,603,753,547.46 and 959,238,466.84

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Solution

The fourth proportional to 1,069,088,318.02, 1,603,753,547.46 and 959,238,466.84 is: 1,438,966,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,088,318.02 : 1,603,753,547.46 = 959,238,466.84 : x
  2. Step 2: Convert to fraction form
    1,069,088,318.02/1,603,753,547.46 = 959,238,466.84/x
  3. Step 3: Cross multiply
    1,069,088,318.02x = 1,603,753,547.46 × 959,238,466.84
  4. Step 4: Simplify right side
    1,069,088,318.02x = 1,538,382,094,054,741,760
  5. Step 5: Solve for x
    x = 1,538,382,094,054,741,760/1,069,088,318.02
  6. Step 6: Final answer
    x = 1,438,966,330.59

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1.5x scale

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.