Home / 1,581,612,180.84-2,182,624,777.08-876,762,376.20

Finding the Fourth Proportional to 1,581,612,180.84, 2,182,624,777.08 and 876,762,376.20

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Solution

The fourth proportional to 1,581,612,180.84, 2,182,624,777.08 and 876,762,376.20 is: 1,209,932,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,612,180.84 : 2,182,624,777.08 = 876,762,376.20 : x
  2. Step 2: Convert to fraction form
    1,581,612,180.84/2,182,624,777.08 = 876,762,376.20/x
  3. Step 3: Cross multiply
    1,581,612,180.84x = 2,182,624,777.08 × 876,762,376.20
  4. Step 4: Simplify right side
    1,581,612,180.84x = 1,913,643,285,905,656,064
  5. Step 5: Solve for x
    x = 1,913,643,285,905,656,064/1,581,612,180.84
  6. Step 6: Final answer
    x = 1,209,932,061.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.