Home / 257,094,020.40-385,641,030.60-244,339,436.40

Finding the Fourth Proportional to 257,094,020.40, 385,641,030.60 and 244,339,436.40

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Solution

The fourth proportional to 257,094,020.40, 385,641,030.60 and 244,339,436.40 is: 366,509,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,094,020.40 : 385,641,030.60 = 244,339,436.40 : x
  2. Step 2: Convert to fraction form
    257,094,020.40/385,641,030.60 = 244,339,436.40/x
  3. Step 3: Cross multiply
    257,094,020.40x = 385,641,030.60 × 244,339,436.40
  4. Step 4: Simplify right side
    257,094,020.40x = 94,227,312,069,519,168
  5. Step 5: Solve for x
    x = 94,227,312,069,519,168/257,094,020.40
  6. Step 6: Final answer
    x = 366,509,154.60

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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.