Home / 1,644,154,378.20-2,466,231,567.30-772,458,277.95

Finding the Fourth Proportional to 1,644,154,378.20, 2,466,231,567.30 and 772,458,277.95

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Solution

The fourth proportional to 1,644,154,378.20, 2,466,231,567.30 and 772,458,277.95 is: 1,158,687,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,154,378.20 : 2,466,231,567.30 = 772,458,277.95 : x
  2. Step 2: Convert to fraction form
    1,644,154,378.20/2,466,231,567.30 = 772,458,277.95/x
  3. Step 3: Cross multiply
    1,644,154,378.20x = 2,466,231,567.30 × 772,458,277.95
  4. Step 4: Simplify right side
    1,644,154,378.20x = 1,905,060,989,502,487,808
  5. Step 5: Solve for x
    x = 1,905,060,989,502,487,808/1,644,154,378.20
  6. Step 6: Final answer
    x = 1,158,687,416.93

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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.