Home / 845,008,561.46-1,266,618,248.93-284,236,545.35

Finding the Fourth Proportional to 845,008,561.46, 1,266,618,248.93 and 284,236,545.35

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Solution

The fourth proportional to 845,008,561.46, 1,266,618,248.93 and 284,236,545.35 is: 426,053,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,008,561.46 : 1,266,618,248.93 = 284,236,545.35 : x
  2. Step 2: Convert to fraction form
    845,008,561.46/1,266,618,248.93 = 284,236,545.35/x
  3. Step 3: Cross multiply
    845,008,561.46x = 1,266,618,248.93 × 284,236,545.35
  4. Step 4: Simplify right side
    845,008,561.46x = 360,019,195,357,006,656
  5. Step 5: Solve for x
    x = 360,019,195,357,006,656/845,008,561.46
  6. Step 6: Final answer
    x = 426,053,902.62

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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.