Home / 1,046,997,442.30-1,570,496,163.45-885,754,306.30

Finding the Fourth Proportional to 1,046,997,442.30, 1,570,496,163.45 and 885,754,306.30

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Solution

The fourth proportional to 1,046,997,442.30, 1,570,496,163.45 and 885,754,306.30 is: 1,328,631,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,997,442.30 : 1,570,496,163.45 = 885,754,306.30 : x
  2. Step 2: Convert to fraction form
    1,046,997,442.30/1,570,496,163.45 = 885,754,306.30/x
  3. Step 3: Cross multiply
    1,046,997,442.30x = 1,570,496,163.45 × 885,754,306.30
  4. Step 4: Simplify right side
    1,046,997,442.30x = 1,391,073,739,803,466,240
  5. Step 5: Solve for x
    x = 1,391,073,739,803,466,240/1,046,997,442.30
  6. Step 6: Final answer
    x = 1,328,631,459.45

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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.