Home / 1,798,272,140.30-2,697,482,860.05-571,405,964.30

Finding the Fourth Proportional to 1,798,272,140.30, 2,697,482,860.05 and 571,405,964.30

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Solution

The fourth proportional to 1,798,272,140.30, 2,697,482,860.05 and 571,405,964.30 is: 857,132,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,272,140.30 : 2,697,482,860.05 = 571,405,964.30 : x
  2. Step 2: Convert to fraction form
    1,798,272,140.30/2,697,482,860.05 = 571,405,964.30/x
  3. Step 3: Cross multiply
    1,798,272,140.30x = 2,697,482,860.05 × 571,405,964.30
  4. Step 4: Simplify right side
    1,798,272,140.30x = 1,541,357,794,829,592,064
  5. Step 5: Solve for x
    x = 1,541,357,794,829,592,064/1,798,272,140.30
  6. Step 6: Final answer
    x = 857,132,666.57

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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.