Home / 581,926,395.57-803,047,042.71-317,610,283.65

Finding the Fourth Proportional to 581,926,395.57, 803,047,042.71 and 317,610,283.65

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Solution

The fourth proportional to 581,926,395.57, 803,047,042.71 and 317,610,283.65 is: 438,295,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,926,395.57 : 803,047,042.71 = 317,610,283.65 : x
  2. Step 2: Convert to fraction form
    581,926,395.57/803,047,042.71 = 317,610,283.65/x
  3. Step 3: Cross multiply
    581,926,395.57x = 803,047,042.71 × 317,610,283.65
  4. Step 4: Simplify right side
    581,926,395.57x = 255,055,999,019,416,768
  5. Step 5: Solve for x
    x = 255,055,999,019,416,768/581,926,395.57
  6. Step 6: Final answer
    x = 438,295,978.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.