Home / 581,855,384.30-802,977,437.58-317,554,340.05

Finding the Fourth Proportional to 581,855,384.30, 802,977,437.58 and 317,554,340.05

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Solution

The fourth proportional to 581,855,384.30, 802,977,437.58 and 317,554,340.05 is: 438,234,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,855,384.30 : 802,977,437.58 = 317,554,340.05 : x
  2. Step 2: Convert to fraction form
    581,855,384.30/802,977,437.58 = 317,554,340.05/x
  3. Step 3: Cross multiply
    581,855,384.30x = 802,977,437.58 × 317,554,340.05
  4. Step 4: Simplify right side
    581,855,384.30x = 254,988,970,261,742,112
  5. Step 5: Solve for x
    x = 254,988,970,261,742,112/581,855,384.30
  6. Step 6: Final answer
    x = 438,234,271.16

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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.