Home / 1,798,272,040.30-2,697,482,710.05-571,405,864.30

Finding the Fourth Proportional to 1,798,272,040.30, 2,697,482,710.05 and 571,405,864.30

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Solution

The fourth proportional to 1,798,272,040.30, 2,697,482,710.05 and 571,405,864.30 is: 857,132,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,272,040.30 : 2,697,482,710.05 = 571,405,864.30 : x
  2. Step 2: Convert to fraction form
    1,798,272,040.30/2,697,482,710.05 = 571,405,864.30/x
  3. Step 3: Cross multiply
    1,798,272,040.30x = 2,697,482,710.05 × 571,405,864.30
  4. Step 4: Simplify right side
    1,798,272,040.30x = 1,541,357,439,370,426,624
  5. Step 5: Solve for x
    x = 1,541,357,439,370,426,624/1,798,272,040.30
  6. Step 6: Final answer
    x = 857,132,516.56

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Double scale
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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.