Home / 609,326,980.94-913,352,619.90-255,004,283.18

Finding the Fourth Proportional to 609,326,980.94, 913,352,619.90 and 255,004,283.18

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Solution

The fourth proportional to 609,326,980.94, 913,352,619.90 and 255,004,283.18 is: 382,239,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,326,980.94 : 913,352,619.90 = 255,004,283.18 : x
  2. Step 2: Convert to fraction form
    609,326,980.94/913,352,619.90 = 255,004,283.18/x
  3. Step 3: Cross multiply
    609,326,980.94x = 913,352,619.90 × 255,004,283.18
  4. Step 4: Simplify right side
    609,326,980.94x = 232,908,830,128,174,496
  5. Step 5: Solve for x
    x = 232,908,830,128,174,496/609,326,980.94
  6. Step 6: Final answer
    x = 382,239,482.93

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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.