Home / 473,314,211.91-710,047,608.05-145,789,572.87

Finding the Fourth Proportional to 473,314,211.91, 710,047,608.05 and 145,789,572.87

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Solution

The fourth proportional to 473,314,211.91, 710,047,608.05 and 145,789,572.87 is: 218,707,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,314,211.91 : 710,047,608.05 = 145,789,572.87 : x
  2. Step 2: Convert to fraction form
    473,314,211.91/710,047,608.05 = 145,789,572.87/x
  3. Step 3: Cross multiply
    473,314,211.91x = 710,047,608.05 × 145,789,572.87
  4. Step 4: Simplify right side
    473,314,211.91x = 103,517,537,494,245,728
  5. Step 5: Solve for x
    x = 103,517,537,494,245,728/473,314,211.91
  6. Step 6: Final answer
    x = 218,707,858.10

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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.