Home / 504,220,047.60-756,330,071.40-309,500,065.20

Finding the Fourth Proportional to 504,220,047.60, 756,330,071.40 and 309,500,065.20

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Solution

The fourth proportional to 504,220,047.60, 756,330,071.40 and 309,500,065.20 is: 464,250,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,220,047.60 : 756,330,071.40 = 309,500,065.20 : x
  2. Step 2: Convert to fraction form
    504,220,047.60/756,330,071.40 = 309,500,065.20/x
  3. Step 3: Cross multiply
    504,220,047.60x = 756,330,071.40 × 309,500,065.20
  4. Step 4: Simplify right side
    504,220,047.60x = 234,084,206,411,020,640
  5. Step 5: Solve for x
    x = 234,084,206,411,020,640/504,220,047.60
  6. Step 6: Final answer
    x = 464,250,097.80

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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.