Home / 1,090,495,373.70-1,635,743,060.55-918,308,489.70

Finding the Fourth Proportional to 1,090,495,373.70, 1,635,743,060.55 and 918,308,489.70

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Solution

The fourth proportional to 1,090,495,373.70, 1,635,743,060.55 and 918,308,489.70 is: 1,377,462,734.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,495,373.70 : 1,635,743,060.55 = 918,308,489.70 : x
  2. Step 2: Convert to fraction form
    1,090,495,373.70/1,635,743,060.55 = 918,308,489.70/x
  3. Step 3: Cross multiply
    1,090,495,373.70x = 1,635,743,060.55 × 918,308,489.70
  4. Step 4: Simplify right side
    1,090,495,373.70x = 1,502,116,739,470,926,080
  5. Step 5: Solve for x
    x = 1,502,116,739,470,926,080/1,090,495,373.70
  6. Step 6: Final answer
    x = 1,377,462,734.55

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Double scale
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Similar ratio
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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.