Home / 538,996,271.60-808,494,407.40-297,131,567.60

Finding the Fourth Proportional to 538,996,271.60, 808,494,407.40 and 297,131,567.60

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Solution

The fourth proportional to 538,996,271.60, 808,494,407.40 and 297,131,567.60 is: 445,697,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,996,271.60 : 808,494,407.40 = 297,131,567.60 : x
  2. Step 2: Convert to fraction form
    538,996,271.60/808,494,407.40 = 297,131,567.60/x
  3. Step 3: Cross multiply
    538,996,271.60x = 808,494,407.40 × 297,131,567.60
  4. Step 4: Simplify right side
    538,996,271.60x = 240,229,210,666,595,040
  5. Step 5: Solve for x
    x = 240,229,210,666,595,040/538,996,271.60
  6. Step 6: Final answer
    x = 445,697,351.40

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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.