Home / 920,586,305.84-1,270,711,853.88-732,759,134

Finding the Fourth Proportional to 920,586,305.84, 1,270,711,853.88 and 732,759,134

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Solution

The fourth proportional to 920,586,305.84, 1,270,711,853.88 and 732,759,134 is: 1,011,448,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,586,305.84 : 1,270,711,853.88 = 732,759,134 : x
  2. Step 2: Convert to fraction form
    920,586,305.84/1,270,711,853.88 = 732,759,134/x
  3. Step 3: Cross multiply
    920,586,305.84x = 1,270,711,853.88 × 732,759,134
  4. Step 4: Simplify right side
    920,586,305.84x = 931,125,717,612,643,456
  5. Step 5: Solve for x
    x = 931,125,717,612,643,456/920,586,305.84
  6. Step 6: Final answer
    x = 1,011,448,586.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.